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Autoclave tape turns black but cannot prove sterility because it ignores the:

AExhaust fan
BExterior tray
CExchange rate
DExposure time
Answer & Solution
Correct answer: D. Exposure time
1. Sterility needs both heat and duration. 2. The tape only reacts to temperature. 3. So it ignores the exposure time. _Source: OpenStax Microbiology, Chapter 13, Control of Microbial Growth._
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