"Oh, and the smokes in that cigarette box on the table, they just so happen to be laced with nitroglycerin." - There's A Good Reason These Tables Are Numbered Honey (You Just Haven't Thought Of It Yet)
A very high poweredexplosive that is very unstable and can explode for the slightest shake or change in temperature, and is kept in snowy areas that are cold to keep it more stable.