2019 ncov
bacteria
clean
corona virus
covid 19
dirty
disease
dry
epidemic
faucet
fingernails
fingers
global
health education
hygiene
influenza
interlaced
lather
novel
outbreak
palm
pandemic
pathogen
precaution
prevention
procedure
proper
quarantine
rub
sanitary
scrub
self isolation
soap
social distancing
spreading
steps
towel
virus
wash hand
water
wet
wrist