formaldehyde should always be used under the chemical fume hood.\n○ true\n○ false
formaldehyde should always be used under the chemical fume hood.\n○ true\n○ false
Answer
Brief Explanations:
Formaldehyde is a toxic and volatile chemical. Chemical fume hoods are used to exhaust harmful vapors and protect the user from exposure. So it should always be used under a chemical fume hood.
Answer:
True