Then make a solution of two tablespoons of liquid chlorine bleach and two pints of warm water, wipe over the area and leave for 10 minutes before drying.

The hypochlorite can be in the form of a powder or a liquid such as chlorine bleach (solution of sodium hypochlorite in water).

One gram of a 100% active chlorine bleach has the same bleaching power as one gram of chlorine.

Most people can detect about 0.01 mol/mol of ozone in air where it has a very specific sharp odor somewhat resembling chlorine bleach.

In the 18th century several scientists developed varieties of chlorine bleach, including sodium hypochlorite and calcium hypochlorite (bleaching powder).