Fume hood definition

Meaning, pronunciation, example sentences, and more from Oxford Dictionaries. Fume hood synonyms, Fume hood pronunciation, Fume hood translation, English dictionary definition of Fume hood. Video shows what fume hood means.

A ventilated compartment in which chemical procedures may be. Alternative spelling of fume hood. By definition, fume hoods are local . Laboratory fume hoods minimize chemical exposure to laboratory .

Fume cupboards, also known as laboratory chemical hoods, fume hoods, fume cabinets, or fume filtration cabinets are large pieces of scientific equipment very . Definition of Fume Hood – Our online dictionary has Fume Hood information from World of Microbiology and Immunology dictionary. These limitations may be overcome if all fume hood components, including HVAC. A fume hood is used to control exposure of the hood user and lab. Before reviewing our fume hood operation procedures, it is important to know the following definitions.

Baffle Removable plates incorporated into . Maximum Sash Opening: The position of the sash at which the fume hood has the. Performance Rating: Rating definition of the Static Mode Test portion of the . Part B, definition, laboratory type hood.

Chemical fume hoods are intended to remove vapors, gases and dusts of toxic, flammable, corrosive or otherwise dangerous materials. Exposure controls include equipment and procedures designed to minimize inhalation, skin absorption, or ingestion of hazardous materials. Eutectic-cell etching, definition. Enclosing hoods, or fume hoods, are hoods surrounding the process or point where the contaminants are generated.

Examples of completely enclosed hoods . Under Fume Hood Cabinets provide safe storage of flammables in laboratories and venting of solvents and flammable liquids. Ideal under benches or counters. Variable Air Volume (VAV) fume hood controllers. The proposed ASHRAE 1definition of response time for VAV hoods requires the measurement to start.

The NEBB Procedural Standard and the NEBB Fume Hood program define the . Automatic Fume Hood Sash Closure – Demonstration and Test at: The. Air currents outside the fume hoo such as up drafts, down drafts, side drafts, and . Seventy-five percent diversity means that percent . Definition of exhaust fume hood: A prefabricated hood unit that serves to confine noxious or toxic fumes for subsequent exhausting or filtration. Hoods are classified as either Class I, II, or III depending on the level of protection they offer.

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