N.Y. Comp. Codes R. & Regs. tit. 6, § 242-1.3
Measurements, abbreviations, and acronyms used in this Part are defined as follows:
(a) Btu-British thermal unit.
(b) CO2-carbon dioxide.
(c) hr-hour.
(d) lb-pound.
(e) mmBtu-million Btu.
(f) MWe-megawatt electrical.
(g) MWh-megawatt hours.