lbs. Settled Soap 700 Soda Ash 35 Sodium Silicate 215 or Settled Soap 700 Silicate of Soda 560 Soda Ash 18 Carbonate of Potash, 26deg. B. 50 The cheapest method of drying is by running this soap through a drying machine and this is the procedure usually carried out for making dried chip soap. COLD MADE CHIP SOAPS. To make chip soaps by the cold process a sweet tallow of low percentage of free fatty acid should be employed. The tallow is heated to 120deg. to 135deg. F. and the lye run in slowly at first and then the silicate of soda is added. The mass is then mixed until a finger drawn through the soap leaves a slight impression, then dropped into frames or barrels. Soaps containing a small percentage of fat should be well covered in the frame for twenty-four hours to retain their heat and insure proper saponification. The following formulae are suitable: I. lbs. Tallow 1,200 Soda Lye, 35deg. B. 850 Sodium Silicate 750 II. Tallow 475 Ceylon Cocoanut Oil 100 Soda Lye, 37deg. B. 325 Potash Lye, 37deg. B. 56 III. Tallow 500 Soda Lye, 37-1/2deg. B. 297 Sodium Silicate 416 Potash Lye, 37-1/2deg. B. 37-1/2 IV. Tallow 450 Soda Lye, 37-1/2deg. B. 255 Sodium Silicate 450 Potash Lye, 37-1/2deg. B. 50 V. Tallow 450 Soda Lye, 35deg. B. 470 Sodium Silicate 650 VI. Tallow 420 Sodium Silicate 600 Soda Lye, 37-12deg. B. 270 UNFILLED CHIP SOAP. A very good grade of chip soap is made by employing no filling material whatsoever, but unfortunately the price of this soap has been cut to such an extent that these can not compete with a filled chip. A number of the best soaps of this kind are made from a settled soap using a light grease with corn oil. A soap of this nature is made as follows. lbs. Settled Soap 800 Sal Soda Solution, 36deg.-37deg. B. 252 Soda Ash 182 If this soap is run into frames it may be stripped and chipped in two days. SOAP POWDERS.