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
Husqvarna Group range expanded to heating boilers and lawn mowers. The first test with a lawn mower powered by an engine was done in 1947. 1959 – Chainsaws As demand for bicycles, mopeds and motorcycles declined, forestry became increasingly important. The expertise in engines was utilized in new areas and the first chainsaw was produced in 1959. 1968 – Power cutters A saw rebuilt to a power cutter in 1968 was the starting point of what today is the business area Husqvarna Construction. 1978 – Electrolux acquired Husqvarna. 1986 – The motorcycle division was sold to Cagiva. 1995 – Robotic lawn mowers