HMS President is a  stone frigate , or shore establishment of the Royal Naval Reserve, based on the northern bank of the River Thames near Tower Bridge in the London Borough of Tower Hamlets.
The average Albertan household uses about 120 GJs of natural gas a year. About 67 per cent of Canada s natural gas production is from Alberta. Alberta s total marketable natural gas production, including coalbed methane, was 3.72 trillion cubic feet in 2014.he average Albertan household uses about 120 GJs of natural gas a year. About 67 per cent of Canada s natural gas production is from Alberta. Alberta s total marketable natural gas production, including coalbed methane, was 3.72 trillion cubic feet in 2014.
Natural gas consists of a high percentage of methane (generally above. 85 percent) and varying amounts of ethane, propane, butane, and inerts (typically nitrogen, carbon. dioxide, and helium). The average gross heating value of natural gas is approximately 1,020 British. thermal units per standard cubic foot (Btu/scf), usually varying from 950 to 1,050 Btu/scf.