When used in the extemporaneous preparation of topical medications, it is supplied in the form of coal tar topical solution USP, which consists of a 20% w/v solution of coal tar in alcohol, with an additional 5% w/v of polysorbate 80 USP; this must then be diluted in an ointment base such as petrolatum.
Hiram Rhodes Revels, R-Miss. Revels was the first African-American to serve as a state senator, representing Mississippi. Revels was elected by the Mississippi State Senate to fill a vacant U.S. Senate seat, which was abandoned by Albert G. Brown when Mississippi seceded from the Union during the Civil War.
History: First black senator elected. February 23, 1870: Hiram Revels became the first African American elected as U.S. Senator, taking the Mississippi seat once held by Jefferson Davis, the former President of the Confederacy. He served only one year. February 23, 1929: Baseball catcher Elston Gene Howard was born in St. Louis, Mo.