Copper tools were known nearly 7000 years ago. The bronze age (in most parts of the world) began about 4000 years ago, when copper was alloyed with tin. Iron is not an alloy, but it takes higher temperatures to refine iron ore. Iron is stronger than bronze, but more easily rusts. The iron age began about 2000 years ago.
Metal was not made by any person -- metals occur naturally and are extracted from the ground by mining and then processed into the metal that we see around us. Most of the elements in the periodic table are metals.
It is made of metal because metal is the best conductor of heat.
metal
what are the names of metal
Virgin metal is metal that's been made fresh from ore. Scrap metal is metal that's been made into something first, then brought back and recycled.
Sheet metal refers to how the metal is layed out rather than what type of metal. So therefore sheet metal can be made out of metals such as gold, brass, copper and steel. If the type of metal used is magnetic then so is the sheet metal.
The Asimo robot is made from fully metal and aluminium. it was made by hands and made in the year of 2000, by Honda
HMS Warrior was built in 1860.
A metal bucket is made out of metal
Not all robots are made of metal but the majority of them are made of metal.
She was made of metal... lots and lots of metal.
Metal door locks are made of metal.
they are made out of metal metal
Metal wasn't made it was discovered.
metal is made out of ore
wood and metal and stuff. metal it's made from metal you idiot
they are made out of metal such as metal in metal mixed with metal and metal with loads of metal and metal and you make street car my secret ingreidant.
metal is made up of putik. It is made by Cardo.Save