People use celluloid to make .....................
films
It takes.................... for plastic bottles to decompose if they are put under the ground.
450 years
Making plastic also uses a lot of ............
oil
We use polyethylene for ......................
bottles and boxes.
To break something into small parts
decompose
The power from something: electricity, sun, wind, etc.
energy
Half of the rubbish on our ................... is made of plastic.
beaches