Shut off leak if possible and safe to do so. Wear self-contained breathing apparatus and appropriate personal protective equipment. Do not flush to sewer. Avoid runoff into storm sewers and ditches which lead to waterways. Ground - Pkg.
Water runoff can cause environmental damage.
Treat for possible frostbite, then wash skin with soap and water. Remove contaminated clothing. Get medical attention if irritation develops or persists. Wash clothing before reuse. Treat for possible frostbite, then flush with plenty of water.