John F. Kennedy was the US president during the Cuban Missile crisis General Secretary of the USSR was Nikita Krushchev and Fidel Castro was the Cuban ruler involved in this â¦ crisis.
What is the metal used for most electrical wiring and water pipes? Copper is the most common metal used in electrical wires because it has a structure which includes freely-moving negatively-charged particles-called electrons-which are es â¦ sential for the conduction of electricity.
Metal organ pipes are made of various proportions of lead and tin. These metals are used because they are easily manipulated both in the manufacturing process and during the v â¦ oicing process where minute changes are made to the sound producing portions of the pipes.