public static float ConvertTo(this Unit from, Unit to, float value)
{
if (from == to)
return value;
if (from == Unit.Gram)
return value / to.InGrams();
if (to == Unit.Gram)
return value * from.InGrams();
var valueInGrams = from.ConvertTo(Unit.Gram, value);
return Unit.Gram.ConvertTo(to, valueInGrams);
}
