exhaust hood
Học thuậtThân thiện
Definition
Noun: 1. A metal covering that leads to a vent for removing smoke or fumes: An "exhaust hood" is a canopy or enclosure, typically made of metal, designed to capture and channel airborne contaminants like smoke, grease, steam, or fumes from a specific source (like a stove or industrial equipment) into a ventilation duct.
Usage
The term "exhaust hood" is used to describe a specific piece of ventilation equipment. It is most commonly associated with kitchens (range hoods) or industrial workstations. * It functions as a noun and is often preceded by articles like "the," "an," or possessive pronouns. * It can be part of a compound noun phrase, such as "kitchen exhaust hood" or "laboratory exhaust hood."
Examples
- Noun:
- The chef turned on the exhaust hood above the grill to clear the smoke.
- For safety, the chemistry lab is equipped with a powerful fume exhaust hood.
- Grease had accumulated inside the metal exhaust hood over the restaurant's stove.
Advanced Usage
- "Under the exhaust hood": This phrase specifies the location where an activity requiring ventilation takes place.
- All experiments with volatile chemicals must be conducted under the exhaust hood.
Variants and Related Words
- Extractor hood (n): A synonym commonly used, especially in British English.
- Range hood (n): A specific type of exhaust hood designed for domestic or commercial stoves/ranges.
- Fume hood (n): A type of exhaust hood specifically designed for laboratory use to protect from hazardous vapors.
- Vent hood (n): Another common synonym emphasizing the venting function.
Synonyms
- Ventilation hood: A general term for a hood used for ventilation.
- Canopy hood: Describes the shape, often a suspended canopy over the source.
Related Phrases
- Exhaust system: The broader system that includes the hood, ductwork, and fan.
- Ducted hood: An exhaust hood that vents air outside through a duct.
- Ductless hood (or recirculating hood): An exhaust hood that filters air and recirculates it back into the room.
Noun
- metal covering leading to a vent that exhausts smoke or fumes