a worker in a respirator and uniform, sprays disinfectants on the sidewalk with a spray gun.

chemical city cleaning contagion contagious coronavirus covid19 danger deadly disease disinfect disinfectant disinfectants disinfecting disinfection epidemic equipment focus gun hazmat health infection mask men one outburst outdoor pandemic person pressure prevention protection protective quarantine respirator selective sidewalk spray spraying sprays spread spreading street suit uniform virus warning water work worker