Table 1.
Most commonly ingested caustic substances
| Caustic substance | Type | Commercially available form |
| Acids | Sulfuric | Batteries |
| Industrial cleaning agents | ||
| Metal plating | ||
| Oxalic | Paint thinners, strippers | |
| Metal cleaners | ||
| Hydrochloric | Solvents | |
| Metal cleaners | ||
| Toilet and drain cleaners | ||
| Antirust compounds | ||
| Phosphoric | Toilet cleaners | |
| Alkali | Sodium hydroxide | Drain cleaners |
| Home soap manufacturing | ||
| Potassium hydroxide | Oven cleaners | |
| Washing powders | ||
| Sodium carbonate | Soap manufacturing | |
| Fruit drying on farms | ||
| Ammonia | Commercial ammonia | Household cleaners |
| Ammonium hydroxide | Household cleaners | |
| Detergents, bleach | Sodium hypochlorite | Household bleach, cleaners |
| Sodium polyphosphate | Industrial detergents | |
| Condy’s crystals | Potassium permanganate | Disinfectants, hair dyes |