Mineral salts pyridone broth is a selective medium for bacteria that can metabolizepyridone[?] (which is an unusual carbon source that only a select few types of bacteria can use). This medium is used to isolate bacteria belonging to the Arthrobacter genus among other bacteria genera.
... in 1990 but the unveiling was delayed until the anniversary date of September 15, 1991. The car had a quad turbo V12 3500cc engine of 611bhp, powering all four wheels ...