air filter

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air filter

The technician replaces the air filter in the ventilation system.

Definition
  1. Noun:
    • A device for cleaning air: An air filter is a device containing a material (like paper, foam, or fabric) that removes solid particles such as dust, pollen, and smoke from the air passing through it.
    • A component in ventilation systems: It commonly refers to the replaceable part in systems like home furnaces, car engines, or air purifiers that traps airborne contaminants.
Usage Examples
  • Noun:
    • You should change the air filter in your car every 12,000 miles.
    • The building's HVAC system uses a high-efficiency particulate air (HEPA) filter.
    • Clean air is essential for the machine, so we installed a new one.
Advanced Usage

  • "to change/replace the air filter": A common phrase referring to the maintenance action of installing a new filter.

    • It's time to change the air filter; the old one is clogged with dust.

  • "to clog an air filter": Describes when a filter becomes blocked with particles and loses effectiveness.

    • If you don't change it regularly, dirt and debris will clog the air filter.
Variants and Related Words

  • Air filtration (n): The overall process or act of removing impurities from the air.

    • The laboratory requires advanced air filtration to maintain a sterile environment.

  • Filter (n/v): The general term for a device or process that removes unwanted elements. As a verb, it means to pass through such a device.

    • This software can filter spam emails. (Verb)
    • We need a new water filter for the kitchen. (Noun)
Synonyms
  • Particulate filter: A more technical term emphasizing the removal of solid particles.
  • Dust filter: A simpler term specifying the removal of dust.
Related Phrases

  • Intake air filter: Specifically denotes the filter that cleans air before it enters an engine or compressor.

    • A dirty intake air filter can reduce your car's fuel efficiency.

  • Cabin air filter: Refers to the filter that cleans air entering the passenger compartment of a vehicle.

    • My mechanic recommended replacing the cabin air filter to improve the air quality inside my car.
air filter

The technician replaces the air filter in the ventilation system.

Noun
  1. a filter that removes dust from the air that passes through it

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