Which pharmaceutical magnate, born in St. Louis on May 15, 1886, made Listerine a bestseller by popularizing "halitosis"?

What word names a dog's sound or a tree's outer covering? A Peter Gabriel song is named for which activist whose 1977 death in police custody made him a martyr? Complete the title of Peter Hoeg's bestseller: "___'s Sense of Snow"? In the Marine Corps, what does PFC stand for? The Peninsular War of 1808 to 1814, part of the Napoleonic Wars, was fought on which peninsula? Which philanthropist began restoring Williamsburg, Virginia, in 1926? A. Philip Randolph, who first proposed a march on which city in 1941, also helped organize the one in 1963? A Philippine one-peso coin of 1947 depicted which American as "Defender and Liberator"?