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.
Shirley Chisholm. New York State Assembly, 1964-68, then the first black woman elected to U.S. House, serving 1969-83. Ran for the 1972 Democratic nomination for President, receiving 151 delegate votes. Nominated in 1993 to the Ambassadorship to Jamaica, but was unable to serve due to health reasons.