// Update is called once per frame
 void Update()
 {
     checkOrder   = GameObject.Find("Mixsolution").GetComponent <CheckOrder> ();
     call         = GameObject.Find("GameObject").GetComponent <LoadClassroom>();
     elementOrder = checkOrder.getMixOrder();
     if (elementOrder [0] == call.getmixElementA() && elementOrder [1] == call.getmixElementB())
     {
         handleMixReaction();
         checkOrder.setEmpty();
     }
     else if (elementOrder [0] == call.getmixElementB() && elementOrder [1] == call.getmixElementA())
     {
         handleMixReverseReaction();
         checkOrder.setEmpty();
     }
 }