A door handle is a horizontal piece of metal that you pull downwards to open the door, while a door knob is a spherical piece of metal you twist to open the door.
Metal door locks are made of metal.
pot-metal
It's made out of a cheap pot metal. Some people tend to let the handle "snap" back to it's resting position after they open the door. That snap can, over time, cause some metal fatigue in the cheap metal used in those handles and they will break. To reduce the chance of that happening again, after pulling the handle to open the door keep your fingers behind the handle and slowly allow the handle to return to it's normal, resting position.
The metal in a fridge door is made from sheet metal. The sheet metal is either clinched or welded together.
No, it's pot metal.
Take off the door panel. the plastic clip that holds the metal rod to the door handle came off or broke off. replace it.
doorknobs can be made out of metal, gold, or copper
It is not too hard. You will have to remove the door panel, then you will see how the interior handle is riveted to the metal door frame work. You will need to drill these rivets out and install the new handle with either rivets or screws.
It's bronze
Brass
It's bronze