The third is the absolute zero. (See Zero, Absolute.)

Zinc.

A metal; one of the elements; atomic weight, 65.1;

specific gravity, 6.8 to 7.2.

microhms.

Resistance at 0° C. (32° F.), per centimeter cube, 5.626

Resistance at 0° C. (32° F.), per inch cube, 2.215