/// <summary>
 /// Calculates the base measure.
 /// </summary>
 /// <param name="inputMeasure">The input measure.</param>
 /// <param name="multiplier">The multiplier.</param>
 private void CalculateBaseMeasure(IUnit inputMeasure, KiloMultiplier multiplier)
 {
     units.First(x => { return x.Id == 1; }).Value = inputMeasure.Value * inputMeasure.CalculateFactor(multiplier);
 }