The term "British thermal unit" means the quantity of heat required to raise the temperature of one pound of water 1° F at the maximum density of water.
Conn. Agencies Regs. § 16-11-7
The term "British thermal unit" means the quantity of heat required to raise the temperature of one pound of water 1° F at the maximum density of water.
Conn. Agencies Regs. § 16-11-7