{"schemaVersion":"1.0","generatedAt":"2026-09-22","licence":{"status":"not-yet-granted","spdx":null,"statement":"No licence has yet been granted for SmellBook-created datasets. They are publicly readable; reuse beyond citation and quotation needs permission until a licence is published."},"node":{"entityType":"claim","urn":"smellbook:claim:wood-terpenes-in-a-home-improvement-store","key":"wood-terpenes-in-a-home-improvement-store","label":"Wood terpenes in a home improvement store","description":"In a home improvement and gardening store in northeastern Portugal, α-pinene was the most prevalent indoor volatile organic compound, reaching 98 μg/m³ in the wood section, and α-pinene, limonene and hexanal prevailed indoors, most likely from wood products.","scope":"One store of a home improvement and gardening chain, sampled in December 2021 and January 2022; it measures air composition, not odour.","evidenceClass":"scientific","canonicalUrl":"https://smellbook.com/evidence/claims/wood-terpenes-in-a-home-improvement-store","attribution":"SmellBook (https://smellbook.com)"},"outgoing":[{"relation":"cites-source","label":"cites source","entity":"smellbook:source:indoor-air-in-a-home-improvement-store-2025","entityLabel":"Indoor air quality in a home improvement store: Gaseous pollutants, bioburden and particle-bound chemical constituents","record":"/data/graph/source/indoor-air-in-a-home-improvement-store-2025.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-HARDWARE-001].sourceIds","evidenceClass":"editorial"}]},{"relation":"claim-about","label":"claim about","entity":"smellbook:smell:hardware-store","entityLabel":"Hardware Store","record":"/data/graph/smell/hardware-store.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-HARDWARE-001].smellSlugs","evidenceClass":"editorial"}]}],"incoming":[],"corrections":[],"citation":null,"boundary":"Edges are typed and unweighted; none is a similarity, recommendation or personalization score. Browser-local Personal SmellBook data is never part of this export."}