機器
aqua
bio
carafe
cartoon
cartridge
clean
design
drop
ecology
equipment
faucet
filter
filtered
filtration
fresh
graphic
health
home
icon
illustration
line
linear
liquid
natural
nature
osmosis
pictogram
pipe
pipeline
plumbing
preparation
purification
purity
reverse
sign
symbol
system
technology
thermal
thin
time
water
wealth
wellness
white