Clark oil agreed to sell amerada hess several hundred thousand barrels of oil at $24 each by january 31, the oil had to meet epa requirements with the sulfur content not to exceed one percent. on january 26, clark tendered oil from various ships. most of the oil met specifications, but approximately 30% of the oil contained excess sulfur. hess rejected all of the oil. clark recirculated the oil, mean­ing that it blended the high-sulfur oil with the rest and notified amerada that it could deliver 100 percent of the oil as specified by january 31. hess did not respond. on january 30. clark offered to replace the oil with an entirely new shipment due to arrive february 1. hess rejected the offer. on february 6. clark retendered the original oil, all of which met contract terms and hess rejected it. clark sold the oil elsewhere for $17.75 per barrel and filed suit. is clark entitled to damages? what are the arguments for clark? what are the arguments for hess? can epa step in and void the sale? note! remember contract issues of offer, acceptance, perfect tender, rejection and the like under common law and the ucc.