misblend

verb

1. To blend incorrectly.

   “Components of actions can also get misblended, usually when two or more activated schemas are triggered simultaneously.”

   “On May 3, 1988, Mr. [C] misblended about 35,000 pounds of coffee.”

   “If this fuel is misblended, as sometimes happened in the mid-1980s, it can permanently damage a fuel system.”

noun

1. The act or result of misblending.

   “Refinery blending schedules are seldom followed exactly because of unexpected developments including early or late barge arrivals, misblends, etc.”

   “The witness Gorman however seemed to attach blame to Arrowood for repeatedly reporting misblends during these weeks, when actually no wrong weights could be determined.”

   “The viscosity is obviously a very important property, but it must be remembered that for multigrade oils, a low or high viscosity can be due to either a misblend of the base oils or an incorrect amount of viscosity improver.”