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What is "Electret" - Definition & Explanation

A non-conductive polymeric material which can maintain a long-lived electrostatic charge. Polypropylene electret filtration fabrics conveniently combine the mechanical removal of particles with an electrostatic field, which materially increases the filtration efficiency.

Some other terms

Some more terms:

Garters are items of clothing worn around the thighs. They are normally just a few inches in width. They often contain small bells and/or ribbons. In the 19th and 20th centuries, they were used to...
A heavy durable cotton fabric with a short thick velvety nap on one side used for protecting the skin in which a blistor has occurred. Mosquito Coil a coiled, slow burning repellent, the smoke of...
A yarn that is spun using pre-dyed fibers. These fibers are blended together to give a particular look. (For example, black and white may be blended together to create a grey heathered yarn.) The...
Tyres reinforced by layers of tyre cord fabric arranged alternately so that the main load bearing yarns lie at an angle of less than 90 to the plane in which the tyre rotates and yarns of adjacent...
Term used to describe a fabric used in outerwear, which allows for a minimum pack volume and weight. Lightweight packable garments offer the most versatile weather protection. Some of these fabrics...

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