public void RemovePoweringPlate(Plate plate)
 {
     if (GetPoweringPlates().Contains(plate))
     {
         poweringPlates.Remove(plate);
     }
 }
 public void AddPoweringPlate(Plate plate)
 {
     if (!GetPoweringPlates().Contains(plate))
     {
         poweringPlates.Add(plate);
     }
 }