I

Creosote......... 40 gallons

Rosin, powdered.. . 56 pounds

Caustic soda lye,38° Tw............ 9 gallons

Boiling water..... 12 gallons

Methylated spirit. . 1 gallon

Black treacle...... 14 pounds

Melt the rosin and add the creosote; run in the lyes; then add the matter and methylated spirit mixed together, and add the treacle; boil all till dissolved and mix well together.

II

Hot water........ 120 pounds

Caustic soda lye, 38° B.............. 120 pounds

Rosin............ 300 pounds

Creosote.......... 450 pounds

Boil together the water, lye, and rosin, till dissolved; turn off steam and stir in the creosote; keep on steam to nearly boiling all the time, but so as not to boil over, until thoroughly incorporated.

III

Fresh - made soap (hard yellow) .... 7 pounds

Gas tar............ 21 pounds

Water, with 2 pounds soda............ 21 pounds

Dissolve soap (cut in fine shavings) in the gas tar; then add slowly the soda and water which has been dissolved.

IV

Rosin............. 1 cwt.

Caustic soda lye, 18° B............... 16 gallons

Black tar oil........ 1/2 gallon

Nitro-naphthalene dissolved in boiling water (about 1/2 gallon)........ 2 pounds

Melt the rosin, add the caustic lye; then stir in the tar oil and add the nitronaphthalene.

V

Camphor..........     1 ounce

Carbolic acid (75 per cent)........   12 ounces

Aqua ammonia.....   10 drachms

Soft salt water......     8 drachms

To be diluted when required for use.

VI

Heavy tar oil...... . 10 gallons

Caustic soda dissolved in 5 gallons water 600° F..... 30 pounds

Mix the soda lyes with the oil, and heat the mixture gently with constant stirring; add, when just on the boil, 20 pounds of refuse fat or tallow and 20 pounds of soft soap; continue the heat until thoroughly saponified, and add water gradually to make up 40 gallons. Let it settle; then decant the clear liquid.