ADVANTAGE AND DISADVANTAGES OF SOAP

Описание: ADVANTAGE AND DISADVANTAGES OF SOAP IN ENGLISH

Advantages :1) Soap is cheaper and readily available.
2)It works well for cleaning of clothes with soft water (what which does not contain calcium and magnesium ions )
3) soaps are 100% biodegradable.

Disadvantages:1) It does not work well with hard water (containing calcium and magnesium ions ) to form white precipitate ( scum).
2)Soap is not suitable for washing woollen garments because it is basic in nature and woollen garments have acidic dyes.
3)Soaps are less effective in saline water and acidic water.