In Reliance Fuel Oil Corp., the Board found that Reliance Fuel Oil Corp. ("Reliance"), a New York corporation engaged in the business of selling fuel oil for heating purposes and servicing oil burners and boilers, was engaged in commerce within the meaning of the NLRA because it had "purchased a substantial amount of fuel oil from Gulf, a company concededly engaged in interstate commerce."
In N.L.R.B. v. Indiana Michigan Electric Co., 318 U.S. 9, at page 28, 63 S.Ct. 394, at page 405, 87 L.Ed. 579, the Supreme Court stated the general fundamental principles with respect to findings of fact by the Board, saying that the reviewing court is given discretion to see that before a party's rights are foreclosed his case has been fairly heard, and "Findings cannot be said to have been fairly reached unless material evidence which might impeach, as well as that which will support, its findings, is heard and weighed."