NEW DELHI, May 11 -- When a pandemic invades us, mercifully our political leaders sensitize us about the harm of spitting in public. Good exercise! But, all along, all of us Indians are aware that this public spitting nuisance is very much an India nightmare.

Travel by train and you have your co-passengers taking the liberty of using their blowing power by courting the wind with their spit through the window. And, the innocent wind carries the germs far and wide at no extra expense.

While riding on a bike, I had a bus passenger's betel spit landing on my head with hurricane speed. Another time, I had a footpath passenger's generous spit spray on my face. When looked back at him, his face was a dead pan similar to the one in my latrine.

O...