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The Corsi–Rosenthal Box is a design for a do-it-yourself air purifier that can be built comparatively inexpensively. It consists of four [1] or five [2] [3] HVAC particulate air filters that form a cube and a box fan to draw air through the filters. The seams of the cube are sealed with duct tape. A 2022 study found the clean air delivery rate on the five-filter design was between 600–850 ...
Utah State University ( USU or Utah State) is a public land-grant research university with its main campus in Logan, Utah. Founded in 1888 under the Morrill Land-Grant Acts as Utah's federal land-grant institution, Utah State is one of two flagship universities for the state of Utah; it is classified among " Carnegie R1: Doctoral Universities ...
A particulate air filter is a device composed of fibrous, or porous materials which removes particulates such as smoke, dust, pollen, mold, viruses and bacteria from the air. Filters containing an adsorbent or catalyst such as charcoal (carbon) may also remove odors and gaseous pollutants such as volatile organic compounds or ozone. [1] Air filters are used in applications where air quality is ...
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This list of Utah State University alumni includes notable graduates, non-graduate former students, and current students of Utah State University (USU), a public, land-grant, research university located in Logan, Utah. This list does not contain the names of presidents or faculty of the university, unless they happen also to be alumni.
Utah State University Eastern ( USU Eastern) is a public regional college within the Utah State University system. The USU Eastern campus is located in Price, Utah, United States. Founded as Carbon College in 1937, the college joined the University of Utah system in 1959 for 10 years and was renamed College of Eastern Utah (CEU).
Minimum Efficiency Reporting Value, commonly known as MERV, is a measurement scale designed in 1987 by the American Society of Heating, Refrigerating and Air-Conditioning Engineers ( ASHRAE) to report the effectiveness of air filters in more detail than other ratings. For example, often a high-efficiency particulate air ( HEPA) filter is impractical in residential central heating, ventilation ...