(1)Wheat before being ground into flour should be thoroughly freed from dirt, unsound grain and any other deleterious substances. The flour shall be sifted through a fine perforated zinc sifter (No. 6 gauge) or equally fine wire gauze.One part wheat flour give 1.45 parts of bread, provided no more fuel is required for the purpose.Note :- The estimate of the total bread to be obtained can be made thus :- 1. maund 10 seers makki flour should give 50 seers x 1.4 = 70 seers or 1 maund 30 seers of bread.