This problem extends to the toilet. Get a toilet lid lock on it immediately. Never place more than two inches of water in the baby's bath and never turn your back for an instant when the child is in the tub. Poisons Children place everything in their mouth. Keep house plants out of the child's play area.
Most plants are toxic or poisonous if chewed.
Leaves can choke, even plastic plants. Almost every solution that is in a bottle is poisonous to a small child. Keep them up high and locked up. Never place any chemical in a different bottle. If the child swallows it, you will not be able to tell the doctor what they drank.