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B. Keeping the window closed is essential for the proper use of a fume hood.
Should the fume hood be closed?
Hood sashes must always continue to be closed whilst now not in use. that is very important in a facility with a variable air machine. preserving the hood sash closed keeps the air floating down which dramatically reduces the electricity expenses. The extra the hood sash is open, the extra the machine grants exhaust.
When using a fume hood it is important to?
Conduct all paintings at least 6 inches interior of the hood. The capture potential of a fume hood is decreased at the front fringe of the hood because of air turbulence. Always wear splash goggles, and use a full face shield if there's the possibility of an explosion or eruption. put on gloves appropriate for the materials being used.
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