Mass. Gen. Laws ch. 148, § 55: Explosive golf balls

Section 55. Whoever manufactures or sells or knowingly uses, or has in possession for the purpose of sale, any golf ball containing any acid, fluid, gas or other substance tending to cause the ball to explode and to inflict bodily injury shall for the first offence be punished by a fine of not more than five hundred dollars, and for any subsequent offence by a fine of not more than one thousand dollars or by imprisonment for not more than one year, or both.