Carbon monoxide of carbon dioxide by electromagnetic radiation of wavelengths shorter than 169 nm. Due to its long lifetime in the mid-troposphere, carbon monoxide is also used as tracer of transport for pollutant plumes. Carbon monoxide is a temporary atmospheric pollutant in some urban areas, chiefly from the exhaust of internal combustion engines (including vehicles, portable and back-up generators, lawn mowers, power washers, etc.), but also from incomplete combustion of various other fuels (including wood, coal, charcoal, oil, paraffin, propane, natural gas, and trash). Large CO pollution events can be observed from space over cities. Carbon monoxide is, along with aldehydes, part
Lawn-Boy new 2-stroke engine in 1970 that produced more power, with less weight and fewer parts. During this time the D-400 engine became popular. In 1988, Lawn-Boy acquired Gilson Brothers Co., a Wisconsin-based manufacturer of outdoor power equipment and recreational equipment. In 1989, OMC sold Lawn-Boy to the Toro Company, and eventually consolidated to the Toro headquarters in Bloomington, Minnesota. Since the acquisition by Toro, Lawn-Boy has introduced several new series of lawn mowers, including a new lineup of walk-behind mowers and an entirely new category of Zero Radius Turning mowers. Lawn-Boy In 1934, the original Lawn-Boy lawn mower was manufactured