Spare Air Scuba Is There A Hand-pump Scuba Tank Out There?

Is there a hand-pump scuba tank out there? - spare air scuba

I am looking for a hand-pumped air tank. I saw the air tank parts online, but seem overpriced mini-bottles. I want to be satisfied with a few extra breaths of air at 40-60 ... Snorkeling and I am curious if a small air cylinder (hand pump to see), it is time to extend basic stalking fish, etc.

2 comments:

rjamason... said...

I would think the only place where I see a crank air interface in a museum could be.
The air cylinders alternative is usually 15 breaths at the surface and is reduced by half (7 1 / 2 breaths) to 33 feet deep in salt water and 5 breaths at 66 feet.
Rental scuba tanks are part of divers as an option in emergency situations, the air and in contrast to what everyone sees on Baywatch as a substitute for a real dive bottles are used for diving under the water.
You run the risk of injury to the lung over-expansion by a combination of snorkeling with a blow of compressed air at depth. By scaling the compressed air expands in the lungs than in the entire lung volume, lung overexpansion could cause injury in only 4 yards in the air currents.
The only disadvantage of other Youlden get recycled, the air cylinder parts. Scuba tanks are pure (filtered dry filled) in the air, compressed air from a source of reputation (the dive shop). The deal would be a certification card for diving before they complete it for reasons of liability.
It linked the gas compressors called brownies third lungs are followed by floats, to you. They have a long hose regulator, which is down 15 to 20 feet (which is also Snuba), but I'm worried about containing a mechanical failure, fuel starvation, or even harmful substances, or exhaust gas - engine is pumped by below.
The best option would be to take a diving course.

Doug said...

In fact, up and down like a diver is free, what is a dive profile Sawtooth known. In terms of decompression sickness, the profile of the dive very bad when he breathes the air. Even if you are not all right (exhale extension on the way to slowly rise, etc.) can be found on the sawtooth profile could lead to a room.

Saw-tooth profile is a frequent cause of trainers bent, because it trace pupils and / or cause more climbs up and down with students.

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