But its decision to build a five-kilometre (three-mile) chain-link fence sealing off the centre of the old city of Quebec created an unfortunate symbol of exclusion.

ECONOMIST: A cautious yes to pan-American trade

In order to determine the location of the leak, the crew had been sealing off small peripheral modules of the space station while Mission Control looked for accelerated pressure drops inside the sealed-off sections.

MSN: Crew finds ��culprit�� in space station leak

The mile-deep well was pronounced dead in September when workers completed sealing it off.

CNN: STORY HIGHLIGHTS

Phan, along with my friend and commenter Marq Hwang, suggested ditching expensive and bulky noise-cancelling headphones in favor of smaller earphones that block noise by sealing off the ear canal.

FORBES: Essential Business Tools: What I'll Be Packing

Derbyshire - who collected 20 points to Middlesex's six - had few problems with their chase, Dan Birch sealing victory with a six off Kartik to finish unbeaten on 66.

BBC: Derbyshire thrash poor Middlesex

Pressure from both machine-stitching (as quality improves) and thermal-sealing (as technology costs fall) will squeeze an entire segment of this lucrative industry right off the map.

FORBES: The World Cup's Hidden Competitors

Halliburton ( HAL - news - people ), which was contracted to cement the production liner in the well casing, effectively sealing off the reservoir from the well bore.

FORBES: The Gulf Oil Leak