aluminum
アルミニウム
abstract
acid
aerospace
anodized
anodizing
arms
batch
bichromate
blur
cheap
closeup
coating
color
engineering
factory
finish
focus
galvanic
galvanized
industrial
industry
light
lightweight
low
manufacturing
many
mass
messy
metal
metallic
military
new
oxidated
parts
pile
precision
processed
protective
round
stamping
sulfur
tech
technology
turned