The hidden heatwave
A heatwave is like the COVID-19 virus. During the pandemic, the virus infected and killed many people. When vaccines became available, the mortality rate dropped even though the virus continued to spr…
ventilation
2 posts
On the PSA's new COVID-19 advisory
The Office of the Principal Scientific Adviser (PSA) to the Government of India, K. VijayRaghavan, has issued a new advisory emphasising the roles of "masks, distance, sanitation and ventilation&…