People use a variety of methods to wash clothes. Usually after adding the soap, they ‘beat’ the clothes on a stone, or beat it with a paddle, scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to get clean clothes?

People use a variety of methods to wash clothes . Usually after adding the soap, they beat the clothes on a stone, or beat them with a paddle , scrub with a brush , or the mixture is agitated in a washing machine . Why is agitation necessary to get clean clothes?

People use a variety of methods to wash clothes, Usually after adding the soap, they 'beat' the clothes ona stone or beat it with a paddle scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to be clean clothes?

People use variety of methods to wash clothes usually after adding the soap. they beat the clothes on a stone or beat it with a paddle, scrub with a brush or the mixture is agitated in a washing machine. why agitation is necessary to get clean clothes clothes?

Washing soap is used for cleaning the clothes , because

In olden days people were using washing soda for washing clothes. Can washing soda be useful to clean clothes in all types of water? Justify your answer.