Exposure should be treated as a cyanide poisoning. Effects may be delayed. Always have a cyanide antidote kit on hand when working with cyanide compounds. Get medical advice to use. Vapors may form an explosive mixture with air.
Vapors can travel to a source of ignition and flash back.
Combustion generates toxic fumes. Use water spray to keep fire-exposed containers cool. Vapors may be heavier than air. They can spread along the ground and collect in low or confined areas. Containers may explode when heated.