Preventer

Williams provides startling information about the Blow Out Preventer which is used to seal the well shut in case of a blow-out.

Kevin Grandia: BP Oil Rig Survivor: 'All the things they told us could never happen... happened.' 2010

Neeson stars as Bryan Mills, a former CIA "Preventer" on a mission to recover his daughter after she is kidnapped into the sex trade in Paris, France.

Crimson White RSS 2009

• The Backflow Preventer keeps contaminated water from washing back in to your home's water system

Eric Stromer: Install a Drip Watering System Eric Stromer 2012

I cannot find anywhere an accurate, detailed representation of the current situation of this so called failed Blow Out Preventer.

Louisiana governor critical of oil spill response efforts 2010

The oil that the earth so far has volcanically disgorged from the failure of BP's Blowout Preventer is about the amount that we in the United States of Blatant Profligacy use in just one day.

Sara R. Nichols: Blatantly Pernicious and Bloated on Profits, BP must Pay 2010

Four weeks before the initial explosion, when a technician reported seeing shredded rubber come out of the drilling fluid after someone accidentally drove a drilling pipe through a critical rubber "annular" ring in the infamous "Blow Out Preventer" (BOP), a supervisor told them "it was no big deal" and drilling continued as usual.

Matthew Stein: Game Change or Game Over 2010

Meanwhile -- and this is solely for those of you who subscribe to such publications as Blowout Preventer Weekly -- here's the bulk of the letter released by Henry Waxman tonight that gets into the weeds of what went wrong before the blowout.

The top kill: Cross your fingers 2010

A 2003 conference paper, co-authored by an engineer for Transocean, the company that owns the now-submerged Deepwater Horizon, began with words not unlike the BP chief's: "Historically, drilling contractors have accepted without many questions the reliability of the Blowout Preventer (BOP) components and overall control system."

Blowouts Will Not Always Be Prevented 2010

Due to a crew mishap a key component of the Blow Out Preventer was damaged prior to the Deepwater Disaster.

Kevin Grandia: BP Oil Rig Survivor: 'All the things they told us could never happen... happened.' 2010

Four weeks before the initial explosion, when a technician reported seeing shredded rubber come out of the drilling fluid after someone accidentally drove a drilling pipe through a critical rubber "annular" ring in the infamous "Blow Out Preventer" (BOP), a supervisor told them "it was no big deal" and drilling continued as usual.

Matthew Stein: Game Change or Game Over 2010