There are many treatments for migraines, from cold compresses and over-the-counter medicine, to Botox. However, if you don’t deal with the cause of the migraine, for example stress or dehydration, it will keep coming back. Similarly, when operating a heat transfer system, the key to maintenance is dealing with the problem, not the symptoms. Here Clive Jones, Managing Director at thermal oil supplier Global Heat Transfer, gives his advice on effective flash poi...