aa
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accumulator
alkaline
battery
cadmium
cell
charge
chemical
chrome
component
concept
corrosion
danger
device
disposable
ecology
electric
electrical
electricity
electronic
element
energy
environment
environmental
equipment
garbage
generation
group
industry
isolated
mercury
metal
object
obsolete
old
pollutant
pollution
power
recharge
rechargeable
recycle
recycling
supply
technology
toxic
trash
used
voltage
waste
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