POWRIG 6" Bungee Cords Adjustable Cable Ties Cable management Reusable -Orange (10-pack)

This is a glossary of technical terms, jargon, diver slang and acronyms used in underwater diving. The definitions listed are in the context of underwater diving. There may be other meanings in other contexts. == A == AA6061 Aluminium alloy 6061 (not subject to sustained load cracking). Currently (2012) used for manufacture of new diving cylinders. AA6351 Aluminium alloy 6351. This alloy is subject to sustained load cracking and requires periodical eddy current testing. No longer used for new cylinder manufacture, but many cylinders of this alloy are still in service. ABLJ see adjustable buoyancy life jacket absolute pressure Total static pressure at the reference point: Pressure relative to vacuum. A-clamp fitting/valve see yoke fitting/valve. A-clamp adaptor see yoke adaptor active addition see also Rebreather#Active addition semi-closed circuit System for semi-closed circuit rebreath