利用する
environmental
alkaline
background
batteries
battery
bin
blue
bucket
cell
charge
concept
consumerism
container
copy
different
disposable
eco
ecology
electric
energy
environment
full
garbage
group
hazardous
industry
light
litter
many
metal
nobody
object
old
pollution
power
problem
recycle
recycling
reduction
reuse
rubbish
space
supply
text
trash
turquoise
used
utilization
waste