Which of the following statements are correct?

AA dilute aqueous solution of boric acid is used as a weak antiseptic for the eyes.
BIodoform is used as an antiseptic for wounds.
CThe same chemical can be an antiseptic at low concentration and a disinfectant at higher concentration.
DDisinfectants are suitable for application to living tissues.

Answer: A, B, C

Dilution decides use: dilute phenol is an antiseptic and stronger phenol a disinfectant. Iodoform and dilute boric acid are mild antiseptics. Disinfectants are harmful to living tissue, so statement 4 is false.

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