It is good to donate hair for a cause rather wasting this gift of nature at some place of worship or in a ritual like that.The same may be fullfilled in this way also.
Every year 2Lakhs Crore business happening from India. All Africans,Wherever they lives, buys from India. Waste hairs,whatever getting thrown to Dust bins also getting collected,cleaned and sent to China,Vietname etc.,They again make wigs and sell it to AFRICA,USA,EUROPE ETC.,
