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NEW DELHI: Cities where cough or sneeze droplets took a shorter time to dry out due to higher temperature and lower humidity had a lesser spread of Covid-19 infection, a study by two professors from IIT Bombay has found, report Malathy Iyer & Clara Lewis.
Rajneesh Bhardwaj and Amit Agrawal worked out the time a droplet, possibly coughed out by a novel coronavirus patient, takes to dry and mapped it with daily infections in six cities across the world.
“The likelihood of survival of the virus increases roughly by five times under humid conditions compared to dry conditions,’’ said Bhardwaj. With monsoon soon to hit Mumbai, which is accompanied by high humidity levels of over 80%, Agrawal feared the city could see a surge in