About the Units
zettagram (Zg)
A unit of mass equal to 10^21 grams or 10^18 kilograms.
troy ounce (oz t)
A unit of mass equal to approximately 31.1 grams, used for precious metals.
Common Conversions
- 1 Zg = 32150745000000000000.0 oz t
- 3.1103477e-20 Zg = 1 oz t