by adding acid (vinegar works)
an alkali
vinegar can be used to cure a bee sting.
Pure water is always neutral.
Put vinegar on it to neutralise it because a wasp sting is a base.
Vinegar
It may help with the pain. If you're allergic, it's NOT a substitute for proper treatment.
Because lye is a strong alkali and he used acidic vinegar to neutralise it.
Vinegar is dilute acetic acid, which is an acid.
Sodium Bicarbonate, also known as baking soda
In agriculture, as soils often contain acidic solutions and plants usually grow best when the soil is slightly alkaline.In medicine, as your blood has a pH of 7.3 and medicine injections must be exactly the same pH. If someone blood is changed by one pH they would die.In digestion, as the stomach is acidic, pH 1 or 2. If we wanted to neutralise the acidity we could swallow an alkaline substance such as sodium bicarbonate.To neutralise bee stings, as bee stings are acidic and can be neutralised using an alkali such as bicarbonate of soda, which would calm the irritation.To neutralise wasp stings, as wasp stings are alkaline and can be neutralised using an acid such as vinegar, which would calm the irritation.To neutralise waste from factories, as if this acidic solution is not treated and ends up in the river it could kill fish. Slaked lime is often used to neutralise the solution as it is an alkali.
vinegar