auto
automatic
automobile
brush
business
car
carwash
character
clean
cleaner
cleaning
clear
design
detergent
dirt
foam
hand
handwash
illustration
isolated
jet
machinery
man
people
polish
pressure
service
shine
shiny
sign
soap
soaping
sponge
spray
station
transport
transportation
uniform
vehicle
wash
washer
washing
water
work
worker