The Industrial Lines segment includes insurance products such as liability, motor, accident, fire, property, legal protection, marine, special lines, and engineering insurance for large and mid-size enterprises.

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As Gulliver noted in October, Southwest has been taking steps all year to attract more business travellers, adding special security lines and testing onboard wireless internet.

ECONOMIST: Business travel

Instead, Mr Zebari speaks of special missions behind enemy lines in which American special forces and Kurdish peshmergas will work together.

ECONOMIST: Some useful joint house-cleaning against extremists

But such wires are much easier to repair because they can be visually inspected whereas underground lines require special equipment and crews.

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They have to know that the lines keeping them from infantry and Special Forces battalions will get blurrier and blurrier.

CNN: Women in combat a dangerous experiment

They are using special gels and bulldozers to carve out containment lines.

BBC: Australia battles scores of bushfires

But emergency services are being maintained and union members have been given special permission to cross picket lines.

BBC: Council staff strike causes havoc

If advertising engines and businesses could make those points unlock special deals near the commuting lines, that would be very promising.

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Until now, Viewpoint's strategy has been to place itself at the bottom of the feeding chain: film studios and special-effects houses customise its models before Steven Spielberg and his ilk weave them into their story lines.

ECONOMIST: Three-dimensional imaging

Optical correlators, meanwhile, work by encoding images on to a beam of light and, using a special lens, transforming them into their Fourier components building-blocks that encode the thickness and direction of lines in the image, but not their position.

ECONOMIST: Optical recognition