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2. Mantrap (access control) - Wikipedia

   en.wikipedia.org/wiki/Mantrap_(access_control)

   Entrance to HM Prison Edinburgh. A mantrap, security mantrap portal, airlock, sally port or access control vestibule is a physical security access control system comprising a small space with two sets of interlocking doors, such that the first set of doors must close before the second set opens.

3. Airlock - Wikipedia

   en.wikipedia.org/wiki/Airlock

   An airlock consists of a chamber with two airtight doors or openings, usually arranged in series, which do not open simultaneously. Airlocks can be small-scale mechanisms, such as those used in fermenting , or larger mechanisms, which often take the form of an antechamber .

4. Double dump valve - Wikipedia

   en.wikipedia.org/wiki/Double_dump_valve

   Double dump valves are primarily used to discharge chunky or fibrous, bulk materials from hoppers, bins, and cyclones operating under positive or negative pressure. Double dump valves are used to discharge a flow of material while at the same time serving as an airlock transition point to preserve the pressure differential above and below the ...

5. Quest Joint Airlock - Wikipedia

   en.wikipedia.org/wiki/Quest_Joint_Airlock

   The Quest Joint Airlock is the primary airlock for the International Space Station. Quest was designed to host spacewalks with both Extravehicular Mobility Unit (EMU) spacesuits and Orlan space suits. The airlock was launched on STS-104 on July 14, 2001. It was attached to the starboard CBM of the Unity during STS-104. The four external HP ...

6. Air-supported structure - Wikipedia

   en.wikipedia.org/wiki/Air-supported_structure

   Air-supported dome used as a sports and recreation venue. An air-supported (or air-inflated) structure is any building that derives its structural integrity from the use of internal pressurized air to inflate a pliable material (i.e. structural fabric) envelope, so that air is the main support of the structure, and where access is via airlocks.

7. Today's Wordle Hint, Answer for #1251 on Thursday, November ...

   www.aol.com/lifestyle/todays-wordle-hint-answer...

   Today's Wordle Answer for #1251 on Thursday, November 21, 2024. Today's Wordle answer on Thursday, November 21, 2024, is SPINE. How'd you do? Next: Catch up on other Wordle answers from this week.

8. Airlock (disambiguation) - Wikipedia

   en.wikipedia.org/wiki/Airlock_(disambiguation)

   An airlock is a chamber with two air-pressure-tight doors for moving between areas of different air pressure. Airlock or air lock may also refer to: Air lock, an obstruction of liquid flow in pipes; Airlock (parachute), a safety device; Airlock (band), a Belgian trip hop group; Airlock, an action game for the Atari 2600

9. Business owners should not forget anti-money laundering rule ...

   www.aol.com/news/business-owners-not-forget-anti...

   Small business owners should not forget about a rule — currently in legal limbo — that would require them to register with an agency called the Financial Crimes Enforcement Network, or FinCEN ...