... dinitrogen tetraoxide. Hexane will attack some forms of plastics, rubber and coatings. .Health HazardINHALATION causes irritation of respiratory tract, cough, mild depression, cardiac ... edema; excitement followed by depression. INGESTION causes nausea, vomiting, swelling of abdomen, headache, depression.Fire HazardBehavior in Fire: Vapors may explode