1 Therefore, the idea is to use a set of optimum conditions to get the most efficient yield of ammonia and this involves getting a low % yield (e.g. 8% - 15% conversion) but fast. 2  Described below are the conditions to give the most economic production of ammonia.
A Dr. Mehmet Oz, MD , Cardiology (Cardiovascular Disease), answered. The white patches caused by the skin condition vitiligo can spread to other locations or can stay in one area. The course is unpredictable and varies from person to person. Some people with vitiligo say that new patches form on skin that is under pressure or exposed to friction. This can happen from shaving or rubbing from jewelry or clothing.
1 Other causes of dysentery include the parasite amoeba and the bacteria E. coli, Yersinia, and others. 2  The shigella bacillus is typically spread via contact with the fecal matter of an infected person. 3  Failure to wash the hands thoroughly after a bowel movement may help to transmit shigellosis.acillary dysentery, also known as shigellosis, is a potentially dangerous and extremely contagious bacterial infection of the colon. Symptoms develop after an incubation period of one to four days and generally subside within 10 days.