It shall be unlawful for any person to use or to cause to be used during the progress of labor strikes or lockouts of any type, any tear gas, brombenzylcyanide, or any other gas that would affect the respiratory organs.
Tear gas prohibited
R.I. Gen. Laws § 28-10-7., under Chapter 28-10 Labor Disputes.
R.I. Gen. Laws § 28-10-7.