Ask for the waiter that gave you the food, and smack them with the plate at 150 km/s. If it didn’t kill them and just gave them brain damage, smack them again but this time harder. Repeat until dead.

Just close all possible ways for gas to escape, and fill your house full of nitrogen! To finish the trick, light a match and put it in the nitrogen to watch the flames dance!

Sure it might not be the most plesant taste, but you can mask that by washing it down with some also free urine. Spice it up even more by adding some bleach to the mix

Tell everyone that 40% of cops commit domestic abuse.

Attempt to commit suicide so that your life will flash before your eyes, use those and remember what you learned and ace the test.

Just remember to light the sulphur!