Sort the evidence trail
Classify product safety evidence by how strongly it supports a later decision review.
Sort each artifact by its best use in a product safety evidence trail. Decision-grade record Supporting signal Weak context Needs conversion Signed lab report showing Lot 24B failed thermal cycling Approved change record with rationale, owner, and verification Customer photo of a cracked housing with visible lot code Support call transcript describing smoke during charging Engineer remembers that the team discussed the risk in a hallway Slack thread where three people debate whether to ship Sales heard a retailer mention "some issue" but no details Supplier email says material is equivalent but attaches no data
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