Leading fuel cell developer, Plug Power Inc. PLUG enjoyed an upswing of as much as 14.8% on Monday to close at $2.17 per share on conjectures that big orders could be on the way from Atlanta, GA-based home improvement retailer The Home Depot, Inc. HD.
Refer to the input text as context and select the correct relationship between 'Plug Power' and 'fuel cell' from the available options.
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