| http://www.w3.org/ns/prov#value | - Originally developed by the US military during WWII to prevent the spread of radioactive contaminants, the HEPA (High Efficiency Particulate Air) filter, by definition, captures at least 99.97% of mold spores, pet dander, dust mite allergen, pollen, and other airborne particles at 0.3 microns or larger.
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