to recycle
to save
to charge
to disconnect
to leave on standby
to reuse
to waste
to throw away
to use too much of something or use it incorrectly
to fill up an empty battery again
to stop something from being wasted
to stop the connection between an electrical appliance and the power source
to get rid of something
not to switch an appliance off completely so it is ready to be used at any time
to use something again
to collect and treat rubbish in order to produce useful materials that can be used again
