149 Penal Code Negligent act likely to spread infection of any disease dangerous to life 269. Whoever unlawfully or negligently does any and which he knows or has reason to believe to spread the infection of any disease dangerous to punished with imprisonment for a term which may months or with fine or with both. act which is, be, likely to life, shall be extend to six Malignant act likely to spread infection of any disease dangerous to life 270. Whoever malignantly does any act which is, and which he knows or has reason to believe to be, likely to spread the infection of any disease dangerous to life, shall be punished with imprisonment for a term which may extend to two years or with fine or with both. Disobedience to a quarantine rule 271. Whoever knowingly disobeys any rule lawfully made and promulgated for putting any vessel into a state of quarantine, or for regulating the intercourse of vessels in a state of quarantine with the shore or with other vessels, or for regulating the intercourse between places where an infectious disease prevails and other places, shall be punished with imprisonment for a term which may extend to six months or with fine or with both. Adulteration of food or drink which is intended for sale 272. 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, shall be punished with imprisonment for a term which may extend to six months or with fine which may extend to two thousand ringgit or with both.