Answer:
I save lives on the ground and in the air
You do not want me when you donβt have me, but when you have me you donβt want to lose me. What am I?
What do you get when you cross a pig with a karate expert?
I have a face but no eyes hands but no arms.
I have a neck and no head, two arms but no hands. I'm with you to school, I'm with you to work. What am I?
Give it food and it will live, give it water and it will die.