Mass
Represents a unit of mass. Supported units:
grams - see Mass.grams, Double.grams
kilograms - see Mass.kilograms, Double.kilograms
milligrams - see Mass.milligrams, Double.milligrams
micrograms - see Mass.micrograms, Double.micrograms
ounces - see Mass.ounces, Double.ounces
pounds - see Mass.pounds, Double.pounds