fogging of the entire city of surajpur, chhattisgarh, india to prevent from covid-19

chhattisgarh city cleaning colorful contamination corona coronavirus covid19 deadly disease disinfectant entire epidemic fight fogging government healthcare image india infection inspector lockdown measure meausre night noval outbreak pandemic people photography precaution prevent preventive protect road safety sanitation sanitised sanitization scene smog spraying step surajpur technique using virus who work