Home made gas blending / Cómo mezclar gases con equipos no profesionales
English, Español sigue tras el texto en inglés I know most people think gas blending is a tec course and, if they just dive for fun, may no be so useful. However, I really think it´s an important course for everybody really interested in diving, tec or recreational diver (as long as he dives nitrox). … More Home made gas blending / Cómo mezclar gases con equipos no profesionales