A typical high-level disinfectant can kill organisms—but not spores—in what time period?
a. 24 hours c. 12 to 18 hours
b. 1 to 2 hours d. Less than 45 minutes
ANS: D
High-level disinfectant agents are typically chemical sterilants that are used at reduced exposure times, usually less than 45 minutes. They kill bacteria, fungi, and viruses in this period of time. However, spores are not killed unless the chemical is used for an extended period of time.
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