Practice how to use Suunto Zoop or Vyper, such as setting up dive modes and viewing logs. Try the virtual air and nitrox dives to see how Zoop and Vyper work during a dive. The tool is available in English only. Suunto DM5 The Suunto DM5 allows you to download your dive logs for advanced analysis and create dive plans.
Ketone: A chemical substances that the body makes when it does not have enough insulin in the blood. When ketones build up in the body for a long time, serious illness or coma can result. See: Diabetic ketoacidosis; Ketoacidosis. Search MedTerms:
1 Ketones are formed when the body uses fat for its source of energy. 2  Usually the body uses carbohydrates (such as sugar, bread, pasta) for its fuel, but because the ketogenic diet is very low in carbohydrates, fats become the primary fuel instead.  Ketones are not dangerous.