How do you tell red brass from yellow brass?

* Red brass has a reddish-orange color due to the presence of copper.

* Yellow brass has a yellow color due to the presence of zinc.

Spark test

* When a piece of red brass is held against a grinding wheel, it will produce sparks that are reddish-orange in color.

* When a piece of yellow brass is held against a grinding wheel, it will produce sparks that are yellow in color.

Magnetic properties

* Red brass is not magnetic.

* Yellow brass is slightly magnetic.

Hardness

* Red brass is harder than yellow brass.

Uses

* Red brass is often used for making musical instruments, jewelry, and other decorative objects.

* Yellow brass is often used for making plumbing fixtures, electrical components, and other industrial products.