Nothing will happen. I'll gently float up. I'll gently sink.
1 bar. 2 bars. 3 bars.
The balloon will contain 4 liters of air at the surface. The balloon will contain 2 liters of air at the surface. The balloon will contain 1 liter of air at the surface.
I carry on going down till I can't bear the pain anymore. I stop going down and I make sign to my instructor. I sing in the regulator.
Yes, that's a good idea. This is more than a good idea, this is a genius idea. No, this is the most dangerous thing to do. I will burst my lungs while going up.
Yes, you're right, this must be great fun! No, this is a bad idea because you'll ascend a lot too fast. Why not.
10m/min. 17m/min. 30m/min.
Bad idea! You'll empty your scuba tank too quick and you can't use your lungs to control your depth. Yes, why not? Why should we respect the marine life? You're right. I also love to disturb the marine life.
I don't know. Yes. No, you should not dive.
Yes, I can dive without instructor. No, I need to do the 20m Diver course, if I wish to dive without instructor. Yes, I can dive without instructor if I dive with another diver.