Unless you have a perception of who you are as a lawyer, you will never be at ease in dealing with legal matters, clients, or courts. But if you know who you are and why you're there, all you need is the expertise and the information.
They also explained how the sensors can monitor the levels of acetone on people's breath, and this can be used to tell people who suffer from diabetes when their next insulin shot is due. This is a more discreet method than what is currently on the market.