W.

Waste fats, 30

Water, 39

---- ---- in fats, Determination of, 120

---- ---- in soap, Determination of, 133

Wheat oil, 36

Wild mango oil, 36

Wintergreen oil, 107

Wool scouring soaps, 92

Woollen dyer's soap, 92


Y.

Ylang-ylang oil, 107


Z.

Zinc oxide, Hydrolysis by, 22

---- soap, 87