LEAD: Black & Decker is recalling about 500,000 weed trimmers because of the potential for electric shock, the Consumer Product Safety Commission says.

Other tasks may include genera building maintenance and using a weed trimmer to reduce grass growth.

John G. Tetz, a designer at Bell Laboratories, brought his redesigned bicycle, to which he had grafted the engine of a weed trimmer.

Using nothing but a weed trimmer and push mower, he could carve the undulating image of trees and clouds that has occupied his mind since childhood.

He attacked the edges with a weed trimmer.

Keep weed trimmers, lawn mowers, snow blowers and other equipment away from a tree's trunk.

Under a central skylight is a large repair table laden with disassembled motors from lawn mowers and weed trimmers.

The coaster was on a test run, and due to the loudness of the weed trimmer, the man never heard the train coming, was partially decapitated, and died [2].

Chervil has also been implicated in "strimmer dermatitis", or phytophotodermatitis, due to spray from weed trimmers and other forms of contact.

Efforts this semester included a combination lawn mower and weed trimmer and a power assist for a workout bench that eliminates the need for a personal trainer.