|≈||approximately equal to|
|digits||indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)|
The attoliter or attolitre is a common metric unit of volume. It is equal to 10-21 cubic meters. Plural name is attoliters.
The cubic decametre (in British English and international spelling as used by the International Bureau of Weights and Measures) or cubic decameter (in American English) is the unit of volume. Its SI symbol is dam3. It is the volume of a cube with edges one decametre in length.