1 cubic inch............is equal to .03617 pounds.

12 cubic inches ........ is equal to .434 pounds.

1 cubic foot.............. is equal to 62.5 pounds.

1 cubic foot..............is equal to 7.50 U. S. gallons.

1-8 cubic feet.............. is equal to 112.00 pounds.

85-84 cubic feet..............is equal to 2240.00 pounds.

1 Cylindrical inch ..... is equal to .02842 pounds.

12 Cylindrical inches... is equal to .341 pounds.

1 Cylindrical foot...... is equal to 49.10 pounds.

1 Cylindrical foot......is equal to 6-00 U. S. gallons.

2.282 Cylindrical feet......is equal to 112.00 pounds.

45-64 Cylindrical feet...... is equal to 2240.00 pounds.

11-2 Imperial gallons - is equal to 112.00 pounds.

224 Imperial gallons..... is equal to 2240.00 pounds.

13.44 United States galls. is equal to 112-00 pounds.

268.8 United States galls. is equal to 2240.00 pounds.

Centre of pressure is at two-thirds depth from surface.