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2. Drum pump - Wikipedia

   en.wikipedia.org/wiki/Drum_pump

   Drum pumps on barrels. Drum pump, barrel pump, and transfer pump refer to pumps that are used to empty barrels, tanks, IBCs and drums. [1] Many liquids used on manufacturing and processing plants are delivered in 100 or 200 litre barrels and are too heavy to tip to empty the liquids inside.

3. Explosion protection - Wikipedia

   en.wikipedia.org/wiki/Explosion_protection

   Avoidance makes it impossible for an explosion or deflagration to occur, for instance by means of suppressing the heat and the pressure needed for an explosion using an aluminum mesh structure such as eXess, by means of consistent displacement of the O 2 necessary for an explosion or deflagration to take place, by means of padding gas (f. i. CO 2 or N 2), or, by means of keeping the ...

4. Electrical equipment in hazardous areas - Wikipedia

   en.wikipedia.org/wiki/Electrical_equipment_in...

   Explosion-proofing designs equipment to contain ignition hazards, prevent entry of hazardous substances, and, contain any fire or explosion that could occur. Different countries have approached the standardization and testing of equipment for hazardous areas in different ways. Terminology for both hazards and protective measures can vary.

5. Intrinsic safety - Wikipedia

   en.wikipedia.org/wiki/Intrinsic_safety

   Intrinsic safety (denoted by "i" in the ATEX and IECEx Explosion Classifications) is one of several available methods for electrical equipment. see Types of protection for more info. For handheld electronics, intrinsic safety is the only realistic method that allows a functional device to be explosion protected.

6. Blast damper - Wikipedia

   en.wikipedia.org/wiki/Blast_damper

   Typical blast dampers are sized to match HVAC ductwork and provide proper airflow with low pressure drop.Common applications include protecting equipment and personnel of control rooms and accommodation modules in petrochemical and industrial process facilities onshore and offshore.

7. Blast shelter - Wikipedia

   en.wikipedia.org/wiki/Blast_shelter

   The flaps open in one direction and close in the other, pumping air. (This is a Kearny Air Pump, or KAP, named after the inventor Cresson Kearny. [citation needed]) Kearny asserts, based on field testing, that air filtration is not normally needed in a nuclear shelter. He asserts that fallout is either large enough to fall to the ground, or so ...