Thrown-away household or industrial appliances mostly made of steel. People value them because they have steel that can be recycled, and you can use it again in different manufacturing processes or make new things.

A usual mix of copper and zinc, commonly seen in plumbing fixtures, valves, and musical instruments. People like it because it resists corrosion, is durable, and can be recycled in different industries.

A tough and brittle iron alloy with a lot of carbon, usually having 2-4% carbon. It's famous for holding onto heat well, being durable, and being used a lot in construction, cars, and manufacturing.

Brass stuff with a mix of steel, plastic, or other things that aren't brass. People like them because they have metal that can be recycled, but sometimes you might need to clean or prep the surface before recycling.

Cooling system radiators, often in cars or HVAC units, with copper tubing and aluminum fins. People like them because they have copper and aluminum that can be recycled, and you can use them again in different industries.

Thicker pieces of scrap steel and iron, usually from industrial or construction materials. People find them valuable because they can be recycled in the metal industry.

A kind of brass with a decent amount of copper and different levels of zinc. Usually found in plumbing fittings, valves, and other brass stuff. People like it because it has recyclable metal and is good at resisting corrosion.

High Purity Copper; minimum 99% pure copper content; minimal impurities; typically sourced from clean copper pipes; copper wiring; solid copper pieces; valuable recycled material in high demand.

Less Pure Copper; minimum 94% copper content; may contain impurities like solder, paint, coatings; typically obtained from copper tubing, fittings, non-pristine copper wiring and various other copper items.