Metals

What is aluminum characterized by?

• Light weight

• High melting point

• Low thermal conductivity

• High density

What does 'Alclad' refer to in aluminum products?

• A type of aluminum alloy

• A protective coating

• A manufacturing process

• A type of aluminum finish

What is cast iron?

• An iron-carbon alloy

• A pure form of iron

• A type of aluminum

• A type of steel

What is wrought iron primarily used for?

• Heavy machinery

• Ornamental design

• Electrical wiring

• Construction beams

What is the major use of nickel?

• In alloys

• As a coating for metals

• In batteries

• In jewelry

What are the forms in which lead is available?

• Pipe, rod, wire, ribbon

• Sheet, foil, strip

• Cast

• All of the above

What is soldering?

• A method to join metals

• A type of welding

• A method to cut metals

• A type of coating

What are the major types of solders?

• Tin-lead

• Silver-lead

• Tin-lead-antimony

• All of the above

What is brazing?

• A type of soldering

• A type of welding

• A method to cut metals

• A method to coat metals

What are the two general types of welding?

• Pressure welding and fusion welding

• Soldering and brazing

• Cutting and joining

• None of the above