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Imagine that you're doing an experiment that requires you to smell the odor of a chemical solution in a beaker. Which procedure should always be followed? a. Wave the fumes toward your nose with your hand. b. You should never smell chemicals. c. Hold the beaker directly beneath your nose. d. Remove your safety goggles before smelling the chemicals.
The correct answer is (a) wave the fumes toward your nose with your hand. If you smell the chemicals directly, it could be harmful too your health, especially if they are strong. Also remember to never smell chemicals unless you are being told to do so.
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