This toxic metal is slowly being phased out of our lives, but while nickel-cadmium batteries may have disappeared from our gadgets, they still help to keep planes up in the air. Show more
Discover 11,128,835 listings and 280,417 playable programmes from the BBC
This toxic metal is slowly being phased out of our lives, but while nickel-cadmium batteries may have disappeared from our gadgets, they still help to keep planes up in the air. Show more
The BBC's international radio station
