HVAC Air Conditioning Filtration Against Omicron in the Philippines On November 24th, 2021, the Omicron COVID-19 variant (B.1.1.529) was detected in South Africa. After the United States identified Omicron…
HVAC Air Conditioning Filtration Against Omicron in the Philippines On November 24th, 2021, the Omicron COVID-19 variant (B.1.1.529) was detected in South Africa. After the United States identified Omicron…