Disinfection & SafetyCâu 5 / 100
The 'contact time' listed on a disinfectant label refers to:
a.How long the product may sit unopened on a shelf
b.The time needed to mix the solution
c.How long an implement must dry after disinfection
d.The full time an implement must stay wet with the solution to kill the listed organisms
Giải thích
Contact time, also called dwell or wet time, is the number of minutes the surface or tool must remain visibly wet with the disinfectant for it to work. Removing the tool early means pathogens may survive, so the manufacturer's stated time must be met.
Trích dẫn luật: CCR Title 16 §979Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- Which level of decontamination destroys ALL microbial life, including bacterial spores?
- Before any implement can be effectively disinfected, it must first be:
- A disinfectant used on barbering implements should be:
- Which disinfectant type is commonly used in barbershops for non-electrical implements?
- How should combs and brushes be handled before being placed in disinfectant solution?
- Disinfected implements must be stored in a manner that keeps them:
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