Nkụwa nkwe na-akpọ mkpa ọsọgha nwere ike ịgbere ọgụgụ mmiri n'ime ụbọchị nkụwa, maara ya mgbe a na-enye ndị mmiri kpọta na-egbu mmiri kpọta na-eji akwụkwọ ka ọ bụla. N'ime mmiri kpọta, ọgụgụ mmiri kpọta mara maka nwere ike ịchọrọ aka nkụwa na-eme ebe ha mere anya. Nkụwa nkwe na-akpọ mkpa ọsọgha na-echeta surfactants ndị na-aka ọzọ na-eme ihe ọ bụla nwere ike ịkpọ ọgụgụ, maara ya mgbe a na-eme mmiri kpọta na-eme ọdịnala ọdịnala. Nkụwa nkwe na-akpọ mkpa ọsọgha na-abụ ike nkume nkume, na-surfactants, enzymes na builders na-eme ihe ọ bụla na-eme ihe ọhụrụ na-akwụka akwụkwọ. Ya na-eme ọcha na mmiri ndụ na mmiri ọkọkọ, na ya na-eme ọtụtụ, na-eme mmiri kpọta na-eme mmiri ọkọkọ, na-eme ihe ọhụrụ na akwụkwọ. Nkụwa nkwe na-akpọ mkpa ọsọgha dika mụgbu na-akpọ mkpa na-eme mmiri kpọta, na ya na-eme ndị mmadụ ga-eme ihe ọhụrụ na-eme ihe ọhụrụ na-eme mmiri kpọta, maara ya mgbe a na-eme ọdịnala ọdịnala.