not existing anymore
extinct
officials rules
laws
material people throw away
waste
to change from solid to liquid
to melt
a large amount of water covering an area that is usually dry
flood
things that make water, air, and the ground unclean
pollution
to use something again
to reuse
to get rid of something
to throw away
to collect and treat rubbish to use again
to recycle
to use too much of something or use it incorrectly
to waste
to fill up an empty battery again
to charge
to stop the connection from the power source
to disconnect
to keep or to stop something from being wasted
to save
not to switch something off completely so it is ready to use anytime
to leave on standby
