Answer:
NaOH
Explanation:
In general, Elements of Group IA and Group IIA Hydroxides except for Beryllium Hydroxide are considered to be strong bases.
However, some common household products, including drain and toilet bowl cleaners and some dishwasher detergents, contain damaging caustic substances, such as sodium hydroxide and sulfuric acid. Caustic substances (strong acids and alkalis), when swallowed, can burn the tongue, mouth, esophagus, and stomach.
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