In general, most<unk> s in children involve exploratory<unk> s of small amounts of<unk>  substances, with the rare exception being cases of child abuse where larger amounts are often ingested.<unk> s in adults usually involve larger amounts of ingested material during attempts of self harm. Due to the greater amount of material usually ingested; injuries are often more severe in the intentional<unk> s of adolescents and adults as compared to those of children. Commonly ingested substances include ammonium hydroxide (found in general cleaner and grease remover), sodium hydroxide or potassium hydroxide (found in drain opener or oven cleaner), sodium hypochlorite (bleach), oxalic acid (metal polish) and hydrochloric acid (toilet bowl cleaner). Storage of<unk>  substances in water or drink containers is a risk factor for accidental<unk>  of these materials, particularly in children. Boys of preschool age are at the greatest risk of accidental<unk> .
Caustic ingestion
Mushroom poisoning
Shellfish poisoning
Scombroid food poisoning
Organophosphate poisoning
Strychnine poisoning
Ethylene glycol poisoning
Pesticide poisoning