I've decided to give up breathing air. It gives me a headache, induces an itchy, dry throat and leaves me exhausted. From now on I will only breathe enriched air, commonly known as nitrox. This gas ...

NITROX, known for a long time as the “devil’s gas” and until quite recently only used by “techie” divers, is now widely available and used by recreational divers both in the UK and overseas. NITROX, ...

I've decided to give up breathing air. It gives me a headache, induces an itchy, dry throat and leaves me exhausted. From now on I will only breathe enriched air, commonly known as nitrox. This gas ...