Metals vs. Polymers — What's the Difference?

Any of a category of electropositive elements that usually have a shiny surface, are generally good conductors of heat and electricity, and can be melted or fused, hammered into thin sheets, or drawn into wires. Typical metals form salts with nonmetals, basic oxides with oxygen, and alloys with one another.

Any of numerous natural and synthetic compounds of usually high molecular weight consisting of up to millions of repeated linked units, each a relatively light and simple molecule.

An alloy of two or more metallic elements.

Plural of polymer

An object made of metal.

Basic character; mettle.

Broken stones used for road surfaces or railroad beds.

Molten glass, especially when used in glassmaking.

Molten cast iron.

(Printing) Type made of metal.

(Music) Heavy metal.

To cover or surface (a roadbed, for example) with broken stones.

Plural of metal

(rail transport) the rail tracks owned by a company or organisation; a rail network