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When working with a Bunsen burner, which safety rule is MOST important? A) Always add acid to water. B) Never wear open-toed shoes. C) Make sure to tie your hair back. D) Always use a wafting motion to smell chemicals.

User Nick Masao
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4 votes
Always tie your hair back
User SundayMonday
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Always tie your hair back
User Emile Pels
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