5.31 describe important uses of sodium hydroxide, including the manufacture of bleach, paper and soap; and of chlorine, including sterilising water supplies and in the manufacture of bleach and hydrochloric acid.

Uses of Sodium Hydroxide and Chlorine:

Sodium Hydroxide	Chlorine
Manufacture of Bleach	Sterilising water supplies
Manufacture of Paper	Manufacture of Bleach
Manufacture of Soap	Manufacture of hydrochloric acid
Manufacture of Detergents	Manufacture of PVC