機器
asphalt
auto
automobile
background
bottle
canister
car
change
chemical
container
copy
design
energy
engine
fluid
gallon
grease
industrial
industry
liquid
lubricant
lubrication
maintenance
mechanic
motor
new
nobody
object
oil
outdoors
petroleum
plastic
product
professional
red
reduce
repair
road
safety
service
space
text
transport
transportation
vehicle