![I know it's odd. But when I was getting scuba certified, it was explained very early on that you never get to just strap on a tank and jump into the ocean. You have to know how deep you're going, and the deeper you go, the less amount of time you stay down there - and it takes longer to get to the surface. I know it's odd. But when I was getting scuba certified, it was explained very early on that you never get to just strap on a tank and jump into the ocean. You have to know how deep you're going, and the deeper you go, the less amount of time you stay down there - and it takes longer to get to the surface.](http://img.enquoted.com/i-know-it-s-odd-but-when-i-was-getting-scuba-certified-it-was-explained-very.webp)
I know it's odd. But when I was getting scuba certified, it was explained very early on that you never get to just strap on a tank and jump into the ocean. You have to know how deep you're going, and the deeper you go, the less amount of time you stay down there - and it takes longer to get to the surface.
amount certify deep