英文關鍵字
biohazard
biological
brush
building
chemical
clean
clothing
coating
coloring
compressor
contaminated
contractor
covering
environment
equipment
handyman
high
house
industrial
job
laborer
manual
men
occupation
outside
paint
painter
paintjob
plate
poison
pollution
private
protective
pulverizer
radiation
radioactive
red
renovation
repair
restoring
roof
roofing
safety
service
solution
spray
white
work
worker
workman