Scottish chemist Joseph Black discovered and isolated this potent greenhouse gas in the 1750s.

Joseph seemed sitting in a sort of elysium alone, beside a roaring fire; a quart of ale on the table near him, bristling with large pieces of toasted oatcake; and his black, short pipe in his mouth.

Joseph Fama and Keith Mondello, two young whites, faced charges of murdering Yusuf Hawkins, a young black visitor to the neighborhood.