Cal. Pen. Code § 347b
It shall be unlawful for any person, firm or corporation to manufacture, sell, furnish, or give away, or offer to manufacture, sell, furnish, or give away any alcoholic solution of a potable nature containing any deleterious or poisonous substance, and the burden of proof shall be upon the person, firm, or corporation manufacturing, selling, furnishing, or giving away, or offering to manufacture, sell, furnish, or give away, any such alcoholic solution of a potable nature containing any deleterious or poisonous substance, to show that such alcoholic solution of a potable nature did not contain any deleterious or poisonous substance. Every person who violates any of the provisions of this section is guilty of a misdemeanor, and shall be punished by a fine not exceeding two thousand five hundred dollars ($2,500), or by imprisonment in a county jail not exceeding one year, or by both such fine and imprisonment.
Ca. Pen. Code § 347b