fume hood
FYOOM HOOD
/fjuːm hʊd/
A ventilated enclosure in a laboratory, typically a cabinet with a movable sash, designed to limit exposure to hazardous or toxic fumes, vapors, or dusts.
Fume hoods are critical safety equipment, pulling air away from the user and filtering or exhausting it to prevent inhalation of harmful substances.
The story behind the word. The word 'fume' comes from the Latin word 'fumus,' meaning 'smoke' or 'vapor.' A 'fume hood' is quite literally a 'hood' or enclosure designed to contain and remove these 'fumes' or hazardous vapors produced during laboratory work. It's a straightforward name for a vital piece of safety equipment.
Word relationships
- exhaust hood: A more general term; 'fume hood' specifies its purpose for hazardous fumes in a lab.
Word family
- fume (noun): Gas, smoke, or vapor, especially if harmful or unpleasant.
- fume (verb): To emit smoke or vapor; to express great anger.
Collocations
- laboratory fume hood
- operate a fume hood
- work under a fume hood
- sash of a fume hood
Example sentences
- "Always perform reactions that produce noxious gases inside the fume hood to protect yourself and others." Chemistry lab safety
- "The new chemistry lab was equipped with state-of-the-art fume hoods, ensuring maximum safety for students." Lab design
Memory hook
Think of 'FUMES' (bad smells) and a 'HOOD' (like a cover). It's a cover for fumes. FYOOM HOOD: safety for fumes
When not to use
Do not use 'fume hood' to refer to a kitchen exhaust fan; it is specific to laboratory safety equipment.
Fun facts
- Modern fume hoods often have sensors and alarms to indicate if airflow is insufficient.
- Proper use of a fume hood, including keeping the sash at the correct height, is essential for its effectiveness.
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