Close. That was “Liquid Heat,” and they stole it from the trainer.

I had access to a chemistry lab. Just a few drops of pure methyl salicylate in the right place(s) can radically change someone’s outlook on life.

For #3, I find that a pair of good noise-cancelling over-the-ear headphones works pretty well, too - and you don't have people realizing mid-sentence that you can't hear them.