units has (I assume room temp/pressure) densities for all elements, as well as some precious metal prices and currency exchange rates (you need to run the units

units has (I assume room temp/pressure) densities for all elements, as well as some precious metal prices and currency exchange rates (you need to run the units_cur program regularly to update the database for these). It also has tab completion to make discovering these a bit easier. The invocation is You have: goldprice * golddensity * spherevol(10cm/2) You want: GBP