What you throw away
Trash
Not clean
Dirty
To take in and give out air
Breathe
Causing harm
Harmful
To stop from happening
Prevent
Tiny pieces of dirt in the air
Dust
To put different things together
Mix
The bad things in our air and water
Pollution
Where things are made by machines
Factory
To cause to die
Kill
The planet we live on
Earth
To collect by hand
Pick up
The act of controlling a car
Driving
Dirty air made when something is burning
Smoke
Having an illness
Sick
A clear liquid with no taste
Water