cavid-19 coronavirus a worker in a protective suit sprays a disinfectant chemical to disinfect the viral pathogen.

2026 anti avatar bacteria biohazard care character corona coronavirus covid covid19 danger dangerous decontaminate decontamination disease disinfect disinfectant epidemic equipment germ hygiene hygienic illustration machine medical outbreak pandemic particle person precaution prevent prevention preventive protection protective risk safety sanitize spore suit vector virus worker