4 Pics 1 Word Level 1395

Answer:
Air
Hint
What is the answer to the 4 Pics 1 Word level with Wind powered energy, A person blowing into a blue balloon, A black pump, and A blue tank ?

Hint
What is the answer to the 4 Pics 1 Word level with Wind powered energy, A person blowing into a blue balloon, A black pump, and A blue tank ?