Battery Disposal - NEC PowerMate VT 300i Series Service And Reference Manual

Battery Disposal

Do not place used batteries in your regular trash.
The nickel-cadmium or nickel metal-hydride batteries must be collected,
recycled, or disposed of in an environmentally-approved manner.
The incineration, landfilling, or mixing of batteries with the municipal solid
waste stream is prohibited by law in most areas.
Return batteries to a federal or state approved battery recycler. This may be
where your purchased the battery or a local seller of automotive batteries.
Contact your local waste management officials for other information regarding
the environmentally sound collection, recycling, and disposal of the batteries.
Regulatory Statements-6