Engineering Recap 4

In what form are metals mined from beneath the earth?

(a)  

If more carbon is present in steel it becomes harder but less..........

Which hard yet brittle metal is used to make metalwork vices and manhole covers?

Mild steel is often used in construction due to its high............

Oxidation in ferrous metals occurs in the form of (a)  

The process used to create usable copper from its raw form is known as........

Which steel is used to produce drill bits?

Which joining method is used in electronic circuits and copper pipes?

(a)  

Which joining method uses a sacrificial brass rod and relies on capillary action?

A metal forge is fueled by (a)