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Hydrogen fuel cells deteriorate over time, and must be repaired or replaced. The speed at which they deteriorate is of some concern, as it may take as little as a few years for them to fail.
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Is hydrogen fuel cells fossil fuels?
no because hydrogen fuel cells are renewable
Are fuel cells a renewable or non renewable source of energy?
Fuel cells are a manufactured item and are not renewable. The fuel that is used in the fuel cells can either be renewable (alcohol, methane from waste digestion,hydrogen from wind or solar conversion of water) or non-renewable (Hydrogen or methane from oil and gas production, alcohol from industrial processes)
Is fire renewable or nonrenewable?
Fire is either renewable or nonrenewable as it is not a fuel source, the renewability is dependant on what is being burnt.
Is Hydrogen a renewable or nonrenewable energy source?
Hydrogen is a nonrenewable source of energy when used for nuclear fusion (which is still not a technologically attainable power generation mechanism). When used as an energy carrier for oxidation (e.g. fuel cell, and internal combustion engine) hydrogen is not an energy source. In such applications, hydrogen is a man-made resource.
Is gasoline a nonrenewable or renewable?
It is an nonrenewable source. People burn fuel for car efficiency.
Is gasohol renewable?
Gasohol is not a renewable fuel. Gasohol is a mixture of gasoline and alcohol and because gasoline is not a renewable fuel, gasohol is as a whole a nonrenewable fuel.
Is gasoline a renewable or nonrenewable resource?
It is an nonrenewable source. People burn fuel for car efficiency.
Renewable and nonrenewable source of energy?
Trees are renewable. You can grow a tree. Coal is not it is a fossil fuel.
What has the author Maria A Grech written?
Maria A. Grech has written: 'Hydrogen in the energy mix' -- subject(s): Hydrogen as fuel, Fuel cells, Renewable energy sources
Can nature gas be renewable?
natural gas is a nonrenewable fossil fuel
What are some pros and cons of fuel cells?
Some pros of fuel cells are that it is: -efficient -produces no odor, no noise -reliable -environmentally friendly -is indefinetely renewable, as long as hydrogen is harvested Some cons of fuel cells are: - fuel cells are expensive -you have to harvest hydrogen, which is hard -The volume of the fuel cells are larger than the average internal combustion engine.
Geothermal energy is considered a... fossil fuel renewable resource nonrenewable resource or a recyclable resource?
it is a renewable resource
