Indoor triathlon a low cost, fun, safe and unstressful way to initiate newcomers to the sport of triathlon. These races sold out quickly, and the series expanded to other universities and the Ontario InterUniversity Triathlon Association (OITA) was born to oversee it. As triathlon's popularity grew in the 90s, other indoor triathlon races began appearing across North America and the world using a similar format to the OITA races. Indoor triathlon An indoor triathlon is a nonstandard variation of the triathlon and consists of three events: swimming, cycling, and running. The swim is held in an indoor pool, the cycling takes place
Indoor air quality ventilation. Instead of setting throughput at a fixed air replacement rate, carbon dioxide sensors are used to control the rate dynamically, based on the emissions of actual building occupants. For the past several years, there have been many debates among indoor air quality specialists about the proper definition of indoor air quality and specifically what constitutes "acceptable" indoor air quality. One way of quantitatively ensuring the health of indoor air is by the frequency of effective turnover of interior air by replacement with outside air. In the UK, for example, classrooms are required to have 2.5 outdoor air changes per