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What type fuel is used in a fuel cell?
Conductors
Materials that allow the flow of electrical current due to their low resistance, such as metals.
Insulations
Materials or substances used to prevent the passage of electricity, heat, or sound from one area to another.
Coefficient
A numerical or constant quantity placed before and multiplying the variable in an expression (e.g., in 2x, 2 is the coefficient).
Ambient Air
The natural air in the environment surrounding a particular location, often considered in terms of its quality or temperature.
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