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After a century, the technology of the humble windshield wiper continues to evolve. But the enemy of progress — friction — never rests.

Canadian companies faced with the rising value of the Canadian dollar are being forced to become more efficient to compete internationally, the Wall Street Journal reported Monday.

Overall trucking freight volumes fell 2.2% on a seasonally adjusted basis to 115.7 in February, according to an American Trucking Associations index released Monday.

Pilots at UPS Inc. said they would vote on whether to let their union call a strike if a new contract isn't reached, news services reported.

Kmart completed its purchase of Sears, Roebuck and Co. for $12.3 billion on Thursday, and the company said there would not be widespread store closings, news services reported..

US 1 Industries Inc. said its net loss for the fourth quarter was $825,267 or 7 cents per share, compared with $127,365 or 1 cent a year earlier.

The Environmental Protection Agency has approved a draft permit for a $2.5 billion oil refinery in Arizona, the Associated Press reported.

U.S. retail sales of heavy-duty trucks jumped 42.8% in February from a year earlier to 17,184, the highest total for that month since 2000.

The Association of American Railroads said intermodal volume totaled 220,361 trailers or containers in the week ended March 19, up 6.5% from the same week a year earlier..

Specialty truck maker Oshkosh Truck Corp. said the U.S. Navy awarded it a contract to begin production of a new military tractor-trailer.