questionText: To ask the Secretary of State for Energy Security and Net Zero, whether her Department has carried out a cost benefit analysis for hydrogen fuel cells using deoxygenated air as a fire extinguisher; and whether sufficient fuel cells could be produced domes
answerText: Although I am not aware of any work on this in the department, a 2001 study by the Defence Evaluation and Research Agency indicated that deoxygenated air would be a less effective extinguisher than other extinguishing agents, although neither a detailed c...
heading: Fuel Cells: Fire Prevention