refrigerant

TEPCO Concedes Failure of Fukushima Ice Wall

Less than a week ago, Naohiro Masuda, the Tokyo Electric Power Company’s Chief Decommissioning Officer, spoke about development of the “ice wall” around the four ruined  reactor units at the Fukushima I power station. In the company’s regular “prompt report,” the decommission head said that along with other measures, the $0.3 … [continued]

TEPCO Starts Fukushima Ice Wall Construction

Tokyo Electric Power Company started building something new and very cold at the ruined Fukushima nuclear power plant complex on Monday. It’s basically a big underground cooler meant to freeze the soil into a rectangular wall around TEPCO’s four nonfunctioning but still highly radioactive reactors. The frozen ground of the … [continued]

Greenfreeze Could Spell the Deep Freeze for Global Warming Refrigerators

Hydrocarbon (HC) refrigerants are a “natural” cooler widely used in domestic and commercial refrigerators all over the world, except in the U.S. and Canada. HC refrigerants produce less greenhouse gasses than hydrofluorocarbon (HFC) technology, but they aren’t approved for the U.S. market – yet.  Now Greenfreeze, the Greenpeace-developed HC refrigerant, … [continued]