A. From 25 to 60 pounds.
Q. How many pounds of water can be evaporated with one pound of best soft coal?
A. From 7 to 10 pounds.
Q. How much steam will one cubic inch of water evaporate under atmospheric pressure?
A. One cubic foot of steam (approximately).
Q. What is the weight of a cubic foot of fresh water?
A. Sixty-two and a half pounds.
Q. What is the weight of a cubic foot of iron?
A. 486.6 pounds.
Q. What is the weight of a square foot of one-half inch boiler plate?