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Periodic fume hood function inspections require the measurement of capture or face velocity [a] with an anemometer. [13]: 359 Specialized instruments for measuring wind speed in a fume hood or in ductwork are often referred to by trade names that indicate the mechanism of measurement, such as "velometer" and "vaneometer".
Fume hoods were introduced about 100 years ago to safeguard personnel working with hazardous materials. While many changes and improvements have been made, the basic concept and design of fume hoods remains the same. Air is drawn from the workplace, around the worker and into the front of the hood, and is then exhausted out of the laboratory.
A kitchen hood in a small apartment. A kitchen hood, exhaust hood, hood fan, extractor hood, or range hood is a device containing a mechanical fan that hangs above the stove or cooktop in the kitchen. It removes airborne grease, combustion products, fumes, smoke, heat, and steam from the air by evacuation of the air and filtration. [1]
Fume hood Glove box A biosafety cabinet ( BSC )—also called a biological safety cabinet or microbiological safety cabinet —is an enclosed, ventilated laboratory workspace for safely working with materials contaminated with (or potentially contaminated with) pathogens requiring a defined biosafety level .
A gang member “giggled” as he admitted to kidnapping a young Texas woman at gunpoint and threatening to pimp her out and sell her organs, according to cops.
Congress is gathering for a joint session to certify the results of the 2024 election, the final step before President-elect Donald Trump's inauguration on Jan. 20, after some major changes to ...
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