How do I get through the Bio Lab

Hint 1 of 6:

Very carefully.

Hint 2 of 6:

Look through the desk. You'll find something.

Hint 3 of 6:

Like a gas mask. Wear it.

Hint 4 of 6:

You need to calm the mutants.

Hint 5 of 6:

Press the red button and open the door.