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Define the following by giving one example of each: (i) Antiseptics (ii) Antioxidants (iii) Narcotic analgesics |
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Answer» Solution : (i) Antiseptics are the chemicals applied to the LIVING tissues either to kill or prevent the growth of micro organisms. Example : dettol. (ii) Antioxidants are the compounds which RETARDS the action of oxygen on food and reduces its rate of decomposition by OXIDATION. Example: BHA. (iii) Narcotic analgesics are the chemicals used for the relief of pst operative pain. Example: morphine. |
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