Duration of Test 9 hours 8¹⁄₂ hours Average Steam Pressure--_1st effect_ 5.1 lbs. 5.1 lbs. Average Vacuum--_1st effect_ 11.4 lbs. 11.9 lbs. Average Vacuum--_2nd effect_ 19.0 lbs. 18.6 lbs. Average Vacuum--_3rd effect_ 27.7 lbs. 27.4 lbs. Density of Tank Water at 150° 3¹⁄₂° B. 2¹⁄₂° B. Average Temperature of Tank Water 203° 199° Gallons Tank Water Fed 11,476 9,625 Gallons Tank Water Fed Per Hour 1,275 1,132 Gallons Tank Water Fed Per Hour 1,338 1,220 Gallons Stick Produced 1,092.75 907 Density Stick at 150° 30° B. 28¹⁄₂° B. Pounds Stick Produced (10.205 lbs. and 10.08 lbs. per gal.) 11,151 9,142 Pounds Water Evaporated 83,066 69,748 Pounds Steam Used--_1st effect_ 17,712 18,509 Pounds Steam Used--Pumps 11,210 10,972 ------ ------ Pounds Steam Used--Total 28,922 29,481 Pounds Steam Used per 100 lbs. Stick--_1st effect_ 159 202 Pounds Steam Used per 100 lbs. Stick--Pumps 100 120 --- --- Pounds Steam Used per 100 lbs. Stick--Total 259 322 Cost Steam Used per 100 lbs. Stick--_1st effect_ at $.132 per 1,000 lbs. $.021 $.027 Cost Steam Used per 100 lbs. Stick--Pumps .013 .016 ---- ----- Cost Steam Used per 100 lbs. Stick--Total .034 .043 Pounds Steam Used per 100 lbs. Stick--Water evaporated--_1st effect_ 21.3 26.6 Pounds Steam Used per 100 lbs. Stick--Pumps 13.5 42.3 ---- ---- Pounds Steam Used per 100 lbs. Stick--Total 34.8 42.3 Cost Steam Used per 100 lbs. Stick, Water evaporated--_1st effect_ .0028 .0035 Cost Steam Used per 100 lbs. Stick, Water evaporated--Pumps .0018 .0021 ----- ----- Cost Steam Used per 100 lbs. Stick, Water evaporated--Total .0046 .0056 NOTE: The equivalent gallons concentrated from 10% to 70% solids are calculated from a table and not from analysis of the tank water and stick; therefore, are only approximately correct. The steam cost at $0.132 per 1,000 pounds is far below present average conditions.