Answer:
Waft
Explanation:
You should waft you hand from the tube to your face you should never smell directly or it could harm you hope this helped :)
Whenever dealing with any chemicals it is important to wear safety googles, gloves, safe cloths, and especially a safety mask. You never know how bad can the chemicals harm your body, so its important for you to not inhale them or even get contact with any part of your body. The most safely way to observe the odor of a chemical in a test tube, you should always were safety gears.
Hope this Helps!
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