Asked by dhruv

if the teacher says it is safe to smell a chemical, outlinethe technique you should use
Answered by Alex
Never smell the chemical by sticking your nose right over the beaker, instead, you should gently waft the vapors toward your nose.
Answered by bobpursley
Trust your teacher on this? Goodness. As a general rule, I wouldn't trust your teacher on this.

http://wiki.answers.com/Q/How_should_you_smell_chemicals

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