1. The acidity of soil is reduced by adding slaked lime.
2. The sting of yellow wasps contains alkalis. If acetic acid is rubbed on affected area, they are neutralized.
3. Ants and bees have formic acid in their stings which can be neutralised by applying soap and some other alkali.
4. Antacids tablets contain magnesium hydroxide, persons suffering from acidity are administered these tablets.
5. The affect of nettle plant leaves is neutralized by leaves of dock plant.
