Ernst Chladni at the understanding of electron orbitals. Since at least 1738, a musical instrument called a "Glasspiel" or "verrillon", created by filling beer glasses with varying amounts of water, was popular in Europe. The beer glasses were struck by wooden mallets shaped like spoons to produce "church and other solemn music". Benjamin Franklin was sufficiently impressed by a verrillon performance on a visit to London in 1757 that he created his own instrument, the glass armonica, in 1762. Franklin's armonica inspired several other instruments, including two created by Chladni. In 1791, Chladni invented the musical instrument called the "euphon" (not to
Paris in the 18th century place earlier. In 1800, few Parisians had a late "souper"; instead they had their evening meal, or "dîner", served between five and six instead of at ten or eleven, and the afternoon meal, formerly called "dîner", was moved up to be served at about noon, and was called "dejeuner".| The basic diet of Parisians in the 18th century was bread, meat and wine. The bread was usually white bread, with a thick crust, good for dipping or soaking up a meat broth. `For the poor, bread was often the only staple of their diet; The Lieutenant-General of Police, from 1776