N.Y. Comp. Codes R. & Regs. tit. 21 § 302.8
No person shall transport over the bridge or its approaches, any dynamite, nitroglycerin, black powder, fireworks, blasting caps or other explosives, gasoline, alcohol, ether, liquid shellac, kerosene, turpentine, formaldehyde or other inflammable or combustible liquids, ammonium nitrate, sodium chlorate, wet hemp, powdered metallic magnesium, celluose, acetate film, peroxides or other readily flammable solids, or oxidizing materials, hydrochloric acid, sulfuric acid or other corrosive liquids, prussic acid, phosgene, arsenic, carbolic acid, potassium cyanide, tear gas, lewisite or any other poisonous substances, liquids or gases, or any compressed gas, at such time or place or in such manner or condition as to endanger unreasonably or as to be likely to endanger unreasonably persons or property.
N.Y. Comp. Codes R. & Regs. Tit. 21 § 302.8