Cuba is an island country in the Caribbean consisting of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Its nearest neighbors are the United States, Bahamas, Mexico, Cayman Islands, Jamaica, Haiti, and the Dominican Republic.
Alternatively referred to as a distribution board, a panel board is an element of a system used to supply electricity. Its primary function is to divide an electrical feed into supplementary circuits while providing a shielding or protective fuse for each circuit in an enclosed space.
LCD screens. Like fluorescent lights, liquid-crystal display screens electrically energize mercury vapor to generate visible light. That means LCD TVs, laptop screens and other backlit displays have the heavy metal in them, and need to be treated carefully when they break or burn out.