26 April 2021
See The Air is written by Sotirios Papathanasiou who is a influencer in the air pollution industry. He gave the HA500 an excellent third party review. The full write up can be found in here.
Key points HEPA filtration is designed to capture airborne particles (including fine particulate matter and many bioaerosols) by…
Key points A log reduction describes how much a measured concentration has dropped on a base-10 scale. Each…
Key points A lab report is only as useful as its test setup: chamber size, airflow, mixing, pollutant…