Nor can India seal off its financial system to the same extent as China.

ECONOMIST: China��s banking system is not a good model for India

Given the two red flags that had been thrown up previously, one would have expected that as a precaution a cement plug would have been placed somewhere in the wellbore as a secondary pressure seal before this primary pressure control system (heavy mud) was evacuated from the wellbore.

WSJ: The Oil Disaster Is About Human, Not System, Failure

All that was needed to make a mechanical energy-storage system was a good enough rotational seal, so the flywheel could spin freely inside a vacuum chamber with no air resistance.

ECONOMIST: Tech.view: Boost for Formula One | The

David Dwyer, the contractor who built the Yerke family's home and installed their geothermal system, says that if you have an old and drafty house you should, before putting in a fancy heating system, put in new windows, seal leaks and add insulation.

FORBES: Underground Cash

According to the court filing system, the charges were actually filed Sunday under seal.

CNN: SHARE THIS

The charity aims to fundraise over the summer to improve its seal unit by making the pool bigger and fitting a pump system in case any further rescues are needed.

BBC: Guernsey

To drill the well, engineers have devised an ingenious system of hollow "riser pipes" that create a hermetic seal between the well opening on the sea floor and the ship swaying above.

FORBES: The delicate art of sucking up

Its space and communications division, based in Seal Beach, California, is the lead contractor working on America's national missile-defence system, as well as the provider of the future combat system that is part of the integrated battlespace system for the army.

ECONOMIST: America's defence companies are turning dual-purpose