10 Tips for Easy Equalizing (Divers Alert Network)
29 April, 2015 at 7:27 am 10 Tips for Easy Equalizing (Divers Alert Network)Posted by Kacee S.Featured from DAN (Divers Alert Network)Middle-ear equalization is a basic, required diver skill that enables the equalization of the pressure in the sinuses and middle-ear spaces with ambient pressure. Here are 10 tips for easy equalizing:1. Listen for the “pop” Before you even board the boat, make sur..
정보창고/Diving Theory
2015. 7. 19. 19:56