Inorganic reducing agents, such as thiosulphuric acid, lead salt , react with oxidizing agents to generate heat and products that may be flammable, combustible, or otherwise reactive.
INHALATION: Joint and muscle pains, headache, dizziness, and insomnia. Weakness, frequently of extensor muscles of hand and wrist (unilateral or bilateral). Heavy contamination - Brain damage. Stupor progressing to coma - with or without convulsion, often death. Excitation, confusion, and mania less common. Cerebrospinal pressure may be increased. INGESTION: Abdominal pain, diarrhea, constipation, loss of appetite, muscular weakness, headache, blue line on gums metalic taste, nausea and vomiting, joint and muscle pain.