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.
... was held, won by Charles Grover[?] (aka "Williams") driving a Bugatti painted in what would become the famous British racing green color.
As a street race held on the ...