Aluminium metal, which is widely used. A single type of metal and alloys in the form of address, which is a component of many types of devices and tools.
Aluminium is a metal which is widely used. Both metals are the same type and in the form of alloys, which are components of the tool. And various kinds of devices
Aluminum metal which is widely used. The metal is a kind only and is in the form of alloy which is a component of the apparatus and equipment of various kinds.