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OpenStudy (anonymous):
why are reactions involving sulfur dioxide, hydrogen sulfide, the halogens and methylene chloride performed in the fume exhaust hood?
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OpenStudy (anonymous):
The reason is because reactions between those elements and compounds could cause fumes toxic to your body.
OpenStudy (anonymous):
Performing them under an exhaust hood would extract them through a vent to the outside where they would dissipate into the atmosphere.
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