Comment by manarth
1 day ago
Still steel (or sometimes aluminium) and heavy. Carbon-fibre tanks are still extremely esoteric and rare in diving.
1 day ago
Still steel (or sometimes aluminium) and heavy. Carbon-fibre tanks are still extremely esoteric and rare in diving.
There's also not much point to making tanks lighter, since you need weight anyway to counteract the buoyancy of the air, your wetsuit, etc.