HEPA is an acronym standing for High-Efficiency Particulate Air (or Absorbance) (or Arrestance) and pronounced [hep-pa]. A filter designated as HEPA has increased efficiency in removing particles produced by dust, pollen, moisture, bacteria and viruses from the air you breathe.
ZG: 3
A bit of technical term this one and likely to be forgotten as we relax all restrictions and cease to be concerned about the air we breathe.
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