Spin objects on all 3 axis

private float maxTorque = 10;

 void Start()
    {
     //spins the objects on a range on all 3 axis
 targetRb.AddTorque(RandomTorque(), RandomTorque(), RandomTorque(), ForceMode.Impulse);
     }

      //spins the objects on a range on all 3 axis
    float RandomTorque()
    {
        return Random.Range(-maxTorque, maxTorque);
    }