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 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…
Key points ACH (air changes per hour) is a measure of how many times the air in a…