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Antiseptics and disinfectants either destroy microorganisms or stop their multiplication. Which one of the following statements is incorrect?

1. Chlorine and iodine are employed as powerful disinfectants.
2. Weak solutions of boric acid and hydrogen peroxide are strong antiseptics.
3. Disinfectants damage living tissues.
4. A 0.2% phenol solution works as an antiseptic, whereas a 1% solution acts as a disinfectant.

Correct answer: Weak solutions of boric acid and hydrogen peroxide are strong antiseptics.

Solution

Weak solutions of boric acid and hydrogen peroxide are not considered strong antiseptics; they are generally milder and less effective than stronger antiseptics, making this statement incorrect.

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