There is a subtle yet unmistakable sea change in thinking about Health and Ecology not only in the United States, but also around the world. People are beginning to realize the importance of taking various purifying measures to stay in good and healthy living and working environment.
The US Environmental Protection Agency (EPA) has rated poor indoor air quality among the top environmental risks to human health. They also estimate that polluted indoor environments are costing Americans billions of dollars in health care and productivity costs. US leadership on this issue has resulted in an aggressive US strategy to remedy unhealthy indoor environments.
As the fastest developing country in the world, Chinese government has been gradually realizing the importance and necessity of indoor environmental quality to human health. China Ministry of Health also has issued relevant regulations on HVAC air purification system and HVAC water treatment system. |
