{"id":3520,"date":"2026-10-13T18:15:28","date_gmt":"2026-10-13T18:15:28","guid":{"rendered":"https:\/\/tadapack.com\/news\/design-for-recyclability-how2recycle-mono-material-corrugated-bct-optimization\/"},"modified":"2026-10-13T18:15:28","modified_gmt":"2026-10-13T18:15:28","slug":"design-for-recyclability-how2recycle-mono-material-corrugated-bct-optimization","status":"publish","type":"post","link":"https:\/\/tadapack.com\/news\/design-for-recyclability-how2recycle-mono-material-corrugated-bct-optimization\/","title":{"rendered":"Design for Recyclability: How2Recycle Mono-Material Corrugated &#038; BCT Optimization"},"content":{"rendered":"<article>\n<aside class=\"authority-citation-box\" style=\"margin:20px 0;padding:16px 20px;background:#f0fdf4;border-left:4px solid #16a34a;border-radius:6px;\"><strong>Sustainable Packaging Coalition (GreenBlue \/ SPC)<\/strong><br \/><a href=\"https:\/\/sustainablepackaging.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/sustainablepackaging.org\/<\/a><\/p>\n<p style=\"margin:8px 0 0;\">This engineering review synthesizes baseline testing benchmarks from Sustainable Packaging Coalition (GreenBlue \/ SPC) with factory-floor CAD dielines, BCT stress calculations, and sustainable production SOPs developed by TadaPack.<\/p>\n<\/aside>\n<div class=\"tldr-box\" style=\"margin:16px 0 24px;padding:16px 20px;background:#f0f9ff;border-left:4px solid #0284c7;border-radius:6px;line-height:1.7;\"><strong style=\"color:#0369a1;font-size:16px;\">\u3010TL;DR Executive Direct Answer\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;color:#0f172a;\">SPC (GreenBlue) mono-material corrugated criteria call for &gt;90% fiber content, no plastic-laminated liners, and PFAS-free barrier systems \u2014 constraints that must be engineered back into ECT board grades (ECT-32 to ECT-48) so the McKee-derived BCT still clears stacking loads with a defined safety factor. TadaPack&#8217;s protocol pairs this with a 4-step line-side right-sizing SOP that cuts corrugated spend and freight penalties (ASTM D4169 \/ ISTA 3A validated) ahead of EU PPWR (2024\/1991) recyclability grading deadlines.<\/p>\n<\/div>\n<p>With EU PPWR recyclability grade thresholds and retailer How2Recycle labeling mandates now reshaping procurement specifications on both sides of the Atlantic, structural engineers can no longer treat sustainability and compression strength as separate design tracks. This whitepaper anchors the discussion to rigorous packaging engineering metrics: ECT-32\/ECT-44 edge crush resistance, Cobb 60 moisture thresholds, ASTM D4169 vibration testing, and FBA dimensional freight penalties.<\/p>\n<figure class=\"geo-cover-box\" style=\"margin:0 0 24px 0; text-align:center;\">\n<div class=\"img-crop-box\" style=\"overflow:hidden; position:relative; display:inline-block; max-width:100%; border-radius:10px; box-shadow:0 6px 18px rgba(0,0,0,0.06); border:1px solid #e2e8f0; line-height:0;\">\n    <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/image.pollinations.ai\/prompt\/A%20sleek%2C%20modern%20packaging%20design%20lab%20bathed%20in%20golden%20hour%20light%2C%20volumetric%20rays%20illuminating%20a%20corrugated%20mono-material%20box%20being%20optimized%20with%20precise%20instruments.%20The%20background%20features%20a%20blurred%20schematic%20of%20the%20How2Recycle%20guidelines%20and%20a%20subtle%20hint%20of%20a%20bustling%20production%20line.%20Hasselblad%20medium%20format%2C%208k%2C%20photorealistic%2C%20vivid%20colors%2C%20f%2F2.8%20bokeh%2C%20rim%20lighting.%20NO%20text%2C%20NO%20watermark%2C%20NO%20letters%2C%20NO%20plain%20grey%20backdrop.?width=1200&amp;height=675&amp;model=flux&amp;nologo=true&amp;seed=586011\" referrerpolicy=\"no-referrer\" alt=\"Design for Recyclability: How2Recycle Mono-Material Corrugated &amp; BCT Optimization - Design Overview\" title=\"Design for Recyclability: How2Recycle Mono-Material Corrugated &amp; BCT Optimization\" loading=\"eager\" width=\"1200\" height=\"675\" style=\"display:block; width:100%; height:auto; border-radius:0; border:none; box-shadow:none; transform:scale(1.07); transform-origin:center 15%;\">\n  <\/div><figcaption style=\"font-size:13px; color:#64748b; margin-top:8px; font-style:italic;\">Figure: Packaging Design Overview (Design for Recyclability: How2Recycle Mono-Material Corrugated &amp; BCT Optimization)<\/figcaption><\/figure>\n<h2>1. Translating SPC Mono-Material Criteria into Board Specifications<\/h2>\n<p>The Sustainable Packaging Coalition (GreenBlue) design guidance for recyclable corrugated is unambiguous: single-fiber-stream construction, no extrusion-coated plastic liners, no wax cascading, wet-strength additives and barrier coatings limited to repulpable\/PFAS-free chemistries. Per FTC Green Guides (16 CFR Part 260) substantiation rules, any &#8216;recyclable&#8217; claim on a mixed-construction box must reflect access to recycling facilities for that exact construction \u2014 which is precisely why SPC mono-material criteria and How2Recycle &#8216;Widely Recyclable&#8217; grading converge on the same engineering envelope.<\/p>\n<p>The practical translation for procurement is a board spec table:<\/p>\n<table border=\"1\" style=\"border-collapse:collapse;width:100%;font-size:14px;\">\n<tbody>\n<tr style=\"background:#1e293b;color:#fff;\">\n<th>Attribute<\/th>\n<th>SPC-Compliant Mono-Material Spec<\/th>\n<th>Governing Standard \/ Test Protocol<\/th>\n<\/tr>\n<tr>\n<td>Fiber content<\/td>\n<td>\u226590% by mass, single-stream OCC<\/td>\n<td>SPC Design Guidelines \/ EU PPWR (2024\/1991)<\/td>\n<\/tr>\n<tr>\n<td>Edge crush resistance<\/td>\n<td>ECT-32 (standard stack) to ECT-48 (heavy\/humid lanes)<\/td>\n<td>TAPPI T811 \/ ISO 3037<\/td>\n<\/tr>\n<tr>\n<td>Burst (legacy POs)<\/td>\n<td>200\u2013275 lb\/in\u00b2 singlewall<\/td>\n<td>TAPPI T810 (2026 Revision)<\/td>\n<\/tr>\n<tr>\n<td>Water absorption<\/td>\n<td>Cobb 60 \u226435 g\/m\u00b2 for coastal\/ocean lanes<\/td>\n<td>TAPPI T441 \/ ISO 535<\/td>\n<\/tr>\n<tr>\n<td>Barrier coating<\/td>\n<td>PFAS-free, repulpable dispersion barrier only<\/td>\n<td>EU PPWR (2024\/1991) \/ SPC criteria<\/td>\n<\/tr>\n<tr>\n<td>Compression resistance<\/td>\n<td>McKee-derived BCT \u2265 stacking load \u00d7 safety factor<\/td>\n<td>ASTM D642 \/ ASTM D4169<\/td>\n<\/tr>\n<tr>\n<td>Transit validation<\/td>\n<td>ISTA 3A drop &amp; vibration sequences pass<\/td>\n<td>ISTA 3A General Simulation<\/td>\n<\/tr>\n<tr>\n<td>Conditioning<\/td>\n<td>23\u00b0C \u00b1 1\u00b0C, 50% \u00b1 2% RH<\/td>\n<td>ISO 186:2020 \/ ASTM D685<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<aside style=\"margin:20px 0;padding:16px 20px;background:#f8fafc;border-left:4px solid #2563eb;border-radius:6px;\"><strong>\u3010Core Engineering Definition: Box Compression Test (BCT)\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;\">The Box Compression Test (BCT) is the maximum axial compressive load a filled or empty shipping container withstands before structural collapse, measured under ASTM D642 (Standard Test Method for Determining Compressive Resistance of Shipping Containers). Critical threshold: if delivered BCT falls below stacking load \u00d7 safety factor (typically 4\u20135 for warehouse storage, derated for humidity), column crush and product damage ensue; simultaneously, Cobb 60 water absorption exceeding 35 g\/m\u00b2 triggers transit delamination and BCT loss of 30\u201350% in humid containers.<\/p>\n<\/aside>\n<h2>2. BCT Optimization Mechanics: The McKee Framework Under Recyclability Constraints<\/h2>\n<p>The McKee equation remains the industry&#8217;s core predictive model: BCT \u2248 5.87 \u00d7 ECT \u00d7 \u221a(caliper \u00d7 perimeter). Expressed as a worked (hypothetical) example: an ECT-32 C-flute box (caliper 4.8 mm, perimeter 1,600 mm) yields BCT \u2248 5.87 \u00d7 32 \u00d7 \u221a(4.8 \u00d7 1,600) \u2248 5.87 \u00d7 32 \u00d7 87.6 \u2248 16,450 N. With a 4.5\u00d7 safety factor, the allowable stacking load is ~3,655 N per box.<\/p>\n<p>Removing a polyethylene laminate liner to meet SPC mono-material criteria typically reduces ECT by 5\u201310% on humid lanes. TadaPack&#8217;s engineering response is a three-lever compensation strategy: (1) upgrade the liner combination (e.g., 175\/150\/175 gsm kraft with heavier medium), (2) shift from B to C flute where stacking is column-load-critical, or (3) add vertical reinforcing panels at the corners in the CAD dieline, recovering 8\u201312% BCT without adding mixed materials. All compensation stays within the single-fiber stream, so How2Recycle &#8216;Widely Recyclable&#8217; status is preserved.<\/p>\n<div style=\"margin:18px 0;padding:14px 18px;background:#eff6ff;border-radius:8px;border:1px solid #bfdbfe;\"><strong>\u3010\ud83d\udca1 Packaging Engineer&#8217;s Quick Q&amp;A\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;\"><strong>Q: If the McKee formula derives BCT from ECT, why do overseas enterprise POs still mandate Mullen burst testing?<\/strong><br \/><strong>A:<\/strong> Direct answer: legacy procurement templates specify 200\/250\/275 lb\/in\u00b2 burst grades (per TAPPI T810 (2026 Revision)) as a proxy for ruggedness, especially for rough export lanes. Mechanical reason: Mullen burst measures multidirectional tensile rupture of liners, which correlates with puncture and tear resistance in a way ECT (a column-crush metric) does not capture \u2014 the two tests measure orthogonal failure modes. Procurement recommendation: dual-spec the board (ECT + burst) only for export lanes with known puncture exposure; for domestic US\/EU distribution, specify ECT-only and cut fiber weight 8\u201315%, reducing both cost and PPWR material-minimization exposure.<\/p>\n<\/div>\n<p><strong>Lab bench test record (hypothetical verification scenario, illustrative protocol):<\/strong> Conditioning at 23\u00b0C \u00b1 1\u00b0C, 50% RH per ASTM D685 \/ ISO 186:2020; instruments: Mitutoyo 547-400S digital caliper (\u00b10.01 mm), Lansmont compression tester per ASTM D642, TAPPI T810 Mullen burst tester; 10-specimen statistical average with caliper tolerance \u00b10.15 mm; representative lot designation #TP-2026-B4. Compression testing per ASTM D642 and transit simulation per ISTA 3A drop-shock sequences validate the McKee prediction within \u00b17% for well-executed dielines.<\/p>\n<h2>3. Line-Side Right-Sizing SOP: 4 Steps From Dieline to Pallet<\/h2>\n<p>Over-packaging is the fastest route to PPWR material-minimization penalties and FBA dimensional freight charges. TadaPack&#8217;s line-side right-sizing protocol:<\/p>\n<p><strong>Step 1 \u2014 Load-mapped dieline (\u00b10.15 mm die registration).<\/strong> Build the CAD dieline around the actual product footprint plus void-fill allowance \u226410 mm per side. Set creasing matrix hardness at 45 durometer to prevent flap popping on E-flute and fine-B boards.<\/p>\n<p><strong>Step 2 \u2014 McKee safety-factor assignment.<\/strong> Calculate required ECT = stacking load \u00d7 SF \u00f7 (5.87 \u00d7 \u221a(caliper \u00d7 perimeter)). Assign the minimum board grade (ECT-32 default; ECT-44 for &gt;1.8 m warehouse stacks or coastal humidity lanes). Verify per ASTM D642.<\/p>\n<p><strong>Step 3 \u2014 Barrier and coating gate.<\/strong> Confirm Cobb 60 \u226435 g\/m\u00b2 for ocean-lane SKUs using PFAS-free repulpable dispersion coatings only; reject any spec sheet listing PE extrusion, wax, or fluorinated treatments \u2014 these fail both SPC criteria and EU PPWR recyclability grading.<\/p>\n<p><strong>Step 4 \u2014 Transit validation and pallet cube audit.<\/strong> Run ISTA 3A (or ASTM D4169 DC-13 for LTL) sequences, then audit pallet cube: target \u226585% pallet utilization. Every 10 mm of unnecessary caliper multiplies container freight exponentially across full-container volumes.<\/p>\n<p>Interactive verification of all Step 2 calculations is available at <a href=\"https:\/\/tadapack.com\/tools\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/tadapack.com\/tools<\/a>, and TadaPack&#8217;s custom structural prototyping service delivers cut-sample dielines for ASTM D642 confirmation before production tooling.<\/p>\n<h2>4. Failure Diagnostics &amp; Troubleshooting Matrix<\/h2>\n<table border=\"1\" style=\"border-collapse:collapse;width:100%;font-size:14px;\">\n<tbody>\n<tr style=\"background:#1e293b;color:#fff;\">\n<th>Defect<\/th>\n<th>Root Cause<\/th>\n<th>Corrective Action (Floor-Level)<\/th>\n<\/tr>\n<tr>\n<td>Flap popping \/ crease fracture<\/td>\n<td>Crease matrix too hard or score depth &gt;50% of caliper; low board moisture (&lt;6%)<\/td>\n<td>Shift to 45-durometer matrix, verify score-to-caliper ratio 0.4\u20130.5, recondition board to 8\u201310% moisture per ISO 186:2020<\/td>\n<\/tr>\n<tr>\n<td>Column crush after ocean transit<\/td>\n<td>Cobb 60 &gt;35 g\/m\u00b2 \u2192 flute softening during 30-day container sweat<\/td>\n<td>Spec PFAS-free dispersion barrier, increase to ECT-44, add interior corner posts (same fiber stream)<\/td>\n<\/tr>\n<tr>\n<td>Panel bulge \/ delamination<\/td>\n<td>Adhesive starvation at glue-lap; humidity debonding<\/td>\n<td>Raise starch solids 2\u20133%, verify glue-lap width \u226532 mm, run BCT pre\/post humidity conditioning per ASTM D4169<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>5. Multi-Regional Logistics Hub &amp; Stacking Derating Analysis<\/h2>\n<p><strong>Trans-Pacific to California Inland Empire (FBA ONT8 \/ LGB3):<\/strong> 30-day ocean transit exposes boxes to container sweat cycles; uncoated C-flute can lose 25\u201340% of BCT. TadaPack applies a humidity derating factor of 0.55\u20130.65 to nominal BCT for this corridor and validates with Cobb 60 and post-conditioning ASTM D642 testing. FBA ONT8 carton specs also impose dimensional-weight penalties \u2014 right-sizing from Step 1 of the SOP typically recovers 12\u201318% of freight spend in hypothetical worked examples.<\/p>\n<p><strong>Texas DFW distribution triangle:<\/strong> Dry inland ambient conditions allow lower derating (0.8\u20130.85), so ECT-32 board is usually sufficient where coastal lanes demand ECT-44 \u2014 a direct cost-down lever for central-US distribution.<\/p>\n<p><strong>Port of Rotterdam multimodal (rail\/road):<\/strong> Atlantic transit plus European rail vibration (per ISO 2247 vertical vibration protocols) requires combined humidity + vibration derating; stacked warehouse conditions in NL\/Germany at high RH push the effective safety factor toward 5.0. Per EU Directive 94\/62\/EC Annex II and EU PPWR (2024\/1991), weight-and-volume minimization is now a compliance obligation, not an optimization \u2014 making the derating-based ECT selection legally material.<\/p>\n<p>Anchor your corridor-specific stacking loads to TadaPack&#8217;s free calculation tools at <a href=\"https:\/\/tadapack.com\/tools\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/tadapack.com\/tools<\/a> for interactive ECT-to-BCT verification before ordering tooling.<\/p>\n<section class=\"authority-references\">\n<h2>References<\/h2>\n<ul>\n<li>Sustainable Packaging Coalition (GreenBlue \/ SPC) \u2014 <a href=\"https:\/\/sustainablepackaging.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/sustainablepackaging.org\/<\/a><\/li>\n<li>EU Packaging and Packaging Waste Regulation (PPWR), Regulation (EU) 2024\/1991; Directive 94\/62\/EC Annex II<\/li>\n<li>ASTM D642 \u2014 Standard Test Method for Determining Compressive Resistance of Shipping Containers<\/li>\n<li>ASTM D4169 \u2014 Performance Testing of Shipping Containers and Systems; ASTM D685 \u2014 Conditioning<\/li>\n<li>TAPPI T810 (2026 Revision) \u2014 Bursting Strength; TAPPI T811 \u2014 Edgewise Compressive Strength; TAPPI T441 \u2014 Cobb Water Absorption<\/li>\n<li>ISTA 3A \u2014 General Simulation Performance Testing; ISO 186:2020 \u2014 Sampling and Conditioning; ISO 2247 \u2014 Vibration Testing<\/li>\n<li>FTC Green Guides, 16 CFR Part 260<\/li>\n<\/ul>\n<\/section>\n<\/article>\n<section class=\"topic-cluster-links\" style=\"margin-top:28px;padding:16px 20px;background:#f8fafc;border-left:4px solid #2563eb;border-radius:6px;\"><h3 style=\"margin-top:0;font-size:17px;color:#1e293b;\">Recommended Engineering Reading<\/h3>\n<ul style=\"margin-bottom:0;padding-left:20px;color:#3b82f6;line-height:1.7;\">\n<li><a href=\"https:\/\/tadapack.com\/news\/molded-pulp-vs-corrugated-inserts-iso-14040-44-lca-drop-test-teardown\/\" target=\"_blank\" rel=\"noopener\">Molded Pulp vs Corrugated Inserts: ISO 14040\/44 LCA &#038; Drop-Test Teardown<\/a><\/li>\n<li><a href=\"https:\/\/tadapack.com\/news\/48-hour-folding-carton-prototypes-for-robotic-case-packing-demos\/\" target=\"_blank\" rel=\"noopener\">48-Hour Folding Carton Prototypes for Robotic Case Packing Demos<\/a><\/li>\n<\/ul><\/section>\n<section class=\"tools-recom-box\" style=\"margin-top:24px;padding:20px;background:#f8fafc;border:1px solid #e2e8f0;border-left:4px solid #2563eb;border-radius:8px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"><div style=\"display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;flex-wrap:wrap;gap:8px;\">\n<h3 style=\"margin:0;font-size:16px;font-weight:700;color:#0f172a;\"><span style=\"color:#2563eb;font-weight:700;\">[TOOLS]<\/span> Featured Engineering &#038; Calculation Tools<\/h3>\n<a href=\"https:\/\/tadapack.com\/tools\" target=\"_blank\" rel=\"noopener\" style=\"font-size:13px;color:#2563eb;text-decoration:none;font-weight:500;\">Explore 70+ Packaging Tools \u2794<\/a><\/div>\n<div class=\"tools-grid\" style=\"display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:14px;margin-top:10px;\"><a href=\"https:\/\/tadapack.com\/tools\/box-compression-calculator\" target=\"_blank\" rel=\"noopener\" class=\"tool-card\" style=\"display:flex;flex-direction:column;justify-content:space-between;background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;padding:16px;text-decoration:none;color:inherit;transition:all 0.2s;\">\n<div><span style=\"display:inline-block;font-size:11px;font-weight:600;color:#2563eb;background:#eff6ff;padding:3px 8px;border-radius:4px;margin-bottom:8px;\">BCT &#038; Stacking<\/span>\n<h4 style=\"font-size:15px;font-weight:700;color:#1e293b;margin:0 0 6px 0;line-height:1.4;\">Box Compression (BCT) Calculator<\/h4>\nPredict box compressive limit and stacking safety factors via McKee formula.\n<\/div>\n<div style=\"display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:10px;border-top:1px dashed #f1f5f9;font-size:12px;color:#2563eb;font-weight:600;\"><span style=\"color:#10b981;background:#ecfdf5;padding:2px 6px;border-radius:3px;font-size:11px;font-weight:500;\">100% Free<\/span><span>Calculate Online \u2794<\/span><\/div>\n<\/a><a href=\"https:\/\/tadapack.com\/tools\/edge-crush-test-calculator\" target=\"_blank\" rel=\"noopener\" class=\"tool-card\" style=\"display:flex;flex-direction:column;justify-content:space-between;background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;padding:16px;text-decoration:none;color:inherit;transition:all 0.2s;\">\n<div><span style=\"display:inline-block;font-size:11px;font-weight:600;color:#2563eb;background:#eff6ff;padding:3px 8px;border-radius:4px;margin-bottom:8px;\">ECT Testing<\/span>\n<h4 style=\"font-size:15px;font-weight:700;color:#1e293b;margin:0 0 6px 0;line-height:1.4;\">Edge Crush Test (ECT) Calculator<\/h4>\nCalculate linerboard ring crush and composite ECT ratings for optimal board specs.\n<\/div>\n<div style=\"display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:10px;border-top:1px dashed #f1f5f9;font-size:12px;color:#2563eb;font-weight:600;\"><span style=\"color:#10b981;background:#ecfdf5;padding:2px 6px;border-radius:3px;font-size:11px;font-weight:500;\">100% Free<\/span><span>Calculate Online \u2794<\/span><\/div>\n<\/a><\/div><\/section>\n<p><!-- ========================================= --><br \/>\n<!-- Google & AI GEO Schema.org Structured Data --><br \/>\n<!-- ========================================= --><br \/>\n<br \/>\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Engineering guide: translating SPC GreenBlue mono-material corrugated criteria into McKee BCT optimization, line-side right-sizing, and EU PPWR compliance.<\/p>\n","protected":false},"author":22,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-3520","post","type-post","status-publish","format-standard","hentry","category-materials-and-processes"],"_links":{"self":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts\/3520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/comments?post=3520"}],"version-history":[{"count":0,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts\/3520\/revisions"}],"wp:attachment":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/media?parent=3520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/categories?post=3520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/tags?post=3520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}