B.
Refrigerants should be handled using approved equipment only.
By pollution rotting the air and making is worse for us to breath
A conductor is something which allows electricity to pass through it
an example is a coin
An insulator is something which cannot allow electricity to pass through it
an example is plastic (or plastic cotton reel, plastic container ect.)
Static electricity is when you rub two things together to create static
I'm not sure if i helped on the last question but i am definitely sure of the first ones
You multiply force times friction
Answer:
nuclear energy.............
