Who formulated the laws of thermodynamics?

Lord Kelvin

Who was the god of the forge and fire, married to Aphrodite? The Bosporus Strait connects the Sea of Marmara to which other body of water? What's the traditional Christmas Eve meal in Poland, consisting of twelve dishes representing the apostles? What line marked the separation between slave and free states in the Missouri Compromise? Which number is represented by the Roman numeral C?