PPC Section 272:  Adulteration of food or drink intended for sale:

Whoever adulterates any article of food or drink, so as to make such article noxious as food or drink, intending to sell such article as food or drink, or knowing it to be likely that the same will be sold as food or drink, snail be punished with imprisonment of either description for a term which may extend to six months, or with fine which may extend to [three thousand rupees], or with both.