blend wall
n.— «Two members of Growth Energy said shipping and cost constraints could discourage further blending of ethanol with gasoline as soon as 2009, a situation the ethanol industry calls hitting the “blend wall.”» —“Ethanol makers push U.S. to boost fuel blend rate” by Charles Abbott Reuters Nov. 11, 2008. (source: Double-Tongued Dictionary)
Further reading
Sure, there’s winter, spring, summer, and fall. But the seasons in between have even more poetic names. In Alaska, greenup describes a sudden, dramatic burst of green after a long, dark winter. And there are many, many terms for a cold snap...
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