How can you make an easy pressure bomb with no baking soda or vinegar

Question

And no diet coke and mentos eather .

Answer 1

shake up some soda really hard twist the cap off see wat happens next

Answer 2

Crush up dry ice and put it into a bottle filled with warm water.

Keep in mind that making any kind of pressure bomb is a felony in most states and can get you in HUGE trouble with the police.  

Answer 3

mentos and diet coke?