* Methods used to come up with the 2 metre rule for Social Distancing or for sneezing or coughing don't include the use of Handkerchief or tissues.
Indeed the recent Academic papers available suggest a rather "odd" method where the forced use of water has been used to establish how far droplets can travel and not the common sense natural sneezing or coughing droplets a human being creates & does.
it's unknown if the researchers were drunk & disorderly at the time...