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.
13 10oduct Range Pr SADIP Ductile iron pipes specifications 10.1 Pipe Specifications Ductile iron (socket & spigot) pipes are manufac-tured by centrifugal process to meet in every aspect the requirements of International standard ISO 2531, BSEN 545. The standard effective length of the pipe is 6.0 meters.