public void ConvertToSITest()
 {
     Assert.AreEqual(373.15,
                     Units.ConvertToSI(100, "C"));
     Assert.AreEqual(0,
                     Units.ConvertToSI(-101.325, "kPag"));
     Assert.AreEqual(1000,
                     Units.ConvertToSI(1, "kmol/s"));
 }