All Answers (3) 1  Dear Sam Fenwick, The reflux ratio is indeed a sensitive operating variable and affects a daily profit. The optimal reflux ratio is closely related to the feed mole fraction, feed quality, relative volatility, and a separation factor which itself was a function of overhead and bottoms composition.
It is said that there are only 20 known cases of Pretzel Syndrome, a genetic disorder that occurs exclusively in the Plain Sect Communities. Learn about this tragic disease that claims most of its victims by age six.
SjÃ¶gren's syndrome (say SHOH-grins) is a disease in which the immune system attacks the glands that make moisture for the body, such as tears and saliva . The damage keeps the glands from working the way they should and makes your eyes and mouth dry.