機器
biohazard
chemical
clean
cleaner
cleaning
coronavirus
covid
covid19
danger
disease
disinfect
disinfectant
disinfection
domestic
epidemic
equipment
exterminator
glove
gloves
home
indoor
industry
infected
maintenance
medical
outbreak
pandemic
person
pollution
pressure
prevent
professional
protect
protection
protective
pump
quarantine
room
safety
sanitary
service
sofa
spray
suit
uniform
virus
washer
washing