aluminum
アルミニウム
background
collection
conduit
connection
construction
cylinder
design
drain
element
engineering
equipment
factory
faucet
fuel
gas
glossy
group
illustration
industrial
industry
iron
isolated
metal
metallic
object
pipe
pipeline
piping
plumbing
polished
pressure
realistic
round
shape
shiny
silver
stainless
steel
structure
supply
system
technology
tube
tubing
valve
water
white