... nausea, sore throat, tinnitus, muscle weakness, sleepiness and so on. The person that weigh appear drunken state, difficulty breathing, ... happen burns or frostbite. Chronic influence: long-term exposure to certain concentration of butadiene can have headaches, dizziness, muscle weakness, insomnia ... can in the lower spread to rather far away, in fire will burn on fire back. Harmful combustion products: ...