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Here are the best air purifiers we tested — and who we think will love them the most. ... Our air quality meter recorded the Gen1 transformed a small room’s air quality from 204 micrograms per ...
Indoor air quality (IAQ) is the air ... concentrations between 1.0 and 60.0 microfibers per cubic meter ... a waterborne bacterium Legionella that grows best in slow ...
For indoor environments such as offices or gyms where the principal source of CO 2 is human respiration, rescaling some easier-to-measure quantities such as volatile organic compound (VOC) and hydrogen gas (H 2) concentrations provides a good-enough estimator of the real CO 2 concentration for ventilation and occupancy purposes.
Since the release of the initial 1989 study, titled A study of interior landscape plants for indoor air pollution abatement: An Interim Report, [6] further research has been done including a 1993 paper [7] and 1996 book [8] by B. C. Wolverton, the primary researcher on the original NASA study, that listed additional plants and focused on the removal of specific chemicals.
The Air Quality Egg is an example of a low-cost, personal air pollution sensor. At one end of the scale, there are small, inexpensive portable (and sometimes wearable), Internet-connected air pollution sensors, such as the Air Quality Egg and PurpleAir. [ 9 ]
The most commonly used air quality index in the UK is the Daily Air Quality Index recommended by the Committee on the Medical Effects of Air Pollutants (COMEAP). [39] This index has ten points, which are further grouped into four bands: low, moderate, high and very high. Each of the bands comes with advice for at-risk groups and the general ...
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