Copies and versions

Copies are not independent tests. A high similarity score can also match a reused form; it does not establish which copy came first or whether their findings agree.

• DOH lab analysis comments, April 2, 2002 · Box DEP Box 03

  NYC-WTC_000138458

  · similarity 0.999 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• DOH referral on airborne fiber analysis and building cleanup, April · Box DEP Box 03

  NYC-WTC_000139641

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• NYC-WTC_000138409 · Box DEP Box 03 · similarity 0.972 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Cleaning standards and asbestos guidance, April 2002 · Box DEP Box 43

  NYC-WTC_000163619

  · similarity 0.970 (not a probability)machine-extracted · confidence unavailable · Check page ↗

Selected filing

Asbestos fiber analysis and carpet cleaning recommendations, April 2002

NYC-WTC_000163621

Technical analysis of asbestos fiber test results and discussion of cleaning versus replacement standards for contaminated building materials.

Environmental Protection, Dept. of · Volume NYC-WTC0006 · Box DEP Box 43

Open the record for the City’s folder metadata.

Comparison filing

DOH lab analysis comments, April 2, 2002

NYC-WTC_000138458

DOH review of air sample analytical methods regarding asbestos fiber differentiation and carpet cleaning/disposal guidance for post-9/11 contamination.

Environmental Protection, Dept. of · Volume NYC-WTC0006 · Box DEP Box 03

Open the record for the City’s folder metadata.