英文關鍵字
bacteria
body
bubbles
care
caucasian
clean
cleanliness
cleansing
fingers
foam
gel
grooming
habit
hands
health
healthy
human
hygiene
hygienic
hypoallergenic
kitchen
lifestyle
liquid
male
man
neutral
palms
person
personal
pour
procedure
protection
purely
rinse
safety
sanitary
sanitize
sanitizing
sink
sinker
skin
skincare
soap
sterile
sterilize
sterilizing
tap
washing
water
young