|
|
|
Teragram or teragramme is equal to 1012 gram (unit of mass), comes from a combination of the metric prefix tera (T) with the gram (g). Plural name is teragrams.
attogram or attogramme is equal to 10-18 gram (unit of mass), comes from a combination of the metric prefix atto (a) with the gram (g). Plural name is attograms.