english: The capsaicin and piperine, found in black pepper and chili peppers, are made up of larger, heavier molecules called alkylamides, and those mostly stay in your mouth.
non_english: Capsaïcine en piperine, die in zwarte pepers en chilipepers zitten, bestaan uit grotere, zwaardere  moleculen genaamd alkylamides, die vaak in je mond blijven.