Free International Unit Conversions Calculator - This calculator converts between the following weight measurements:
* International Units (IU)
* mcg
* mg

Free Time Conversions Calculator - Converts units of time between:
* nanoseconds
* microseconds
* milliseconds
* centiseconds
* kiloseconds
* seconds
* minutes
* hours
* days
* weeks
* fortnights
* months
* quarters
* years
* decades
* centurys
* milleniums
converting minutes to hours

Free Unit Conversions Calculator - Converts between a unit, pair, half-dozen, dozen, bakers dozen, and gross.