Potassium<unk> , barium<unk> , and sodium<unk>  found in fireworks, match heads, and weed killers
Oxidizers and attackers of sulfhydryl groups
Cause methemoglobin formation
Chlorate toxicity
Salicylate toxicity
Organophosphate toxicity
Oxalic acid toxicity
Chloral hydrate toxicity
Thallium toxicity
Lewisite toxicity
Cyanide toxicity