Davey Diverson
Guest
Popeye once bubbled...
Everybody interested google search "al pierce undercurrent".
Classic.
"Even so, agencies refuse to teach this technique at any level. The key objection voiced by SSI, PADI, and even DAN seems to be the possibility of respiratory infection from bacteria inside the BC. However, BCs used for training can be disinfected with solutions readily available in dive shops. Or you can use benzalkonium chloride, which is available at drug stores under the brand name Zephiran chloride. Apparently the Coast Guard uses Listerine. Besides, why should you be concerned about a lung infection in an emergency? There are a helluva lot more cures for respiratory infections than there are for drowning."