derocked the jeans were then placed in a two hundred and fifty pound 250 lb milnor washing machine the washing machine was filled with approximately eighty 80 gallons of water the temperature of the water was approximately 140 u00b0 fahrenheit a quantity of a neutralizing agent namely five pounds 5 lbs of hydroxalamine sulphate was added to the water the jeans were washed in this solution for a period of approximately eighteen 18 minutes at the conclusion of this time period the solution was drained from the washing machine the washing machine was then refilled with eighty 80 gallons of clean water the temperature of the water was approximately 120 u00b0 fahrenheit the jeans were rinsed in this water through activation of the washing machine for a period of approximately five 5 minutes the jeans were then spun in the washing machine to remove excess water the jeans were then removed from the washing machine and dried in a conventional dryer this completed the 34 acid washing 34 process for these jeans five 5 pairs of jeans treated with the control group bleaching elements and five 5 pairs of jeans treated with the test group bleaching elements were placed in direct sunlight for a period of approximately.