The fractions removed from the side of the distillation column at various points between the column top and bottom are called sidecuts. Each of the sidecuts (i.e., the kerosene, light gas oil and heavy gas oil) is cooled by exchanging heat with the incoming crude oil.
What does Labrat mean in Urban Dictionary?: Theses two terms (Lab Rat) conjoined to form one. Labrats would be the sub course workers of Labs just who sample the examples in today's world. Resulting inâ¦
Melena is a term that describes a particular appearance of blood in stools. This term describes stools that are black, tarry and often foul-smelling because of the presence of blood from the upper gastrointestinal tract.iagnostic tests that might be performed include blood tests, stool cultures and X-rays. Testing the stools is important because in certain specific situations, stools can take on the appearance of melena even if no bleeding is present.