|
|
|
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.
Petagram or petagramme is equal to 1015 gram (unit of mass), comes from a combination of the metric prefix peta (P) with the gram (g). Plural name is petagrams.