Indoor air quality monitoring is important for employees’ health and safety. Invisible pollutants such as carbon monoxide, traffic toxic fumes. And other harmful chemicals may cause some health problems. As well as lower organizational productivity. According to the World Health Organization (WHO), indoor air pollution, including exposures in the workplace, is estimated to be
As hotels became an important part of society during the COVID-19 pandemic. They served as a two-week quarantine facility of most cities for their incoming guests, travelers, and other suspected individuals. The protocol aims to stop an infected patient from going out and further spreading the virus within the city.