|
|
|
Zettagram or zettagramme is equal to 1021 gram (unit of mass), comes from a combination of the metric prefix zetta (Z) with the gram (g). Plural name is zettagrams.
microgram or microgramme is equal to 10-6 gram (unit of mass), comes from a combination of the metric prefix micro (µ) with the gram (g). Plural name is micrograms.