public override void Display()
 {
     bank             = new ChemicalDatabank();
     boilingPoint     = bank.GetCriticalPoint(chemical, "B");
     meltingPoint     = bank.GetCriticalPoint(chemical, "M");
     molecularWeight  = bank.GetMolecularWeight(chemical);
     molecularFormula = bank.GetMolecularStructure(chemical);
     base.Display();
     Console.WriteLine(" Formula: {0}", molecularFormula);
     Console.WriteLine(" Weight: {0}", molecularWeight);
     Console.WriteLine(" Melting Pt: {0}", meltingPoint);
     Console.WriteLine(" Boiling Pt: {0}", boilingPoint);
 }
        public override void Display()
        {
            _bank = new ChemicalDatabank();

            _boilingPoint      = _bank.getCriticalPoint(_chemical, "B");
            _meltingPoint      = _bank.getCriticalPoint(_chemical, "M");
            _molecularWeight   = _bank.GetMolecularWeight(_chemical);
            _molecularFormular = _bank.GetMolecularStructure(_chemical);

            base.Display();
            Console.WriteLine(" Formula: {0}", _molecularFormular);
            Console.WriteLine(" Weight : {0}", _molecularWeight);
            Console.WriteLine(" Melting Pt: {0}", _meltingPoint);
            Console.WriteLine(" Boiling Pt: {0}", _boilingPoint);
        }