indoor air造句怎么写

Cooking and heating with such solid fuels on open fires or stoves without chimneys leads to indoor air pollution.

Most people are aware that outdoor air pollution can damage their health, but many do not know that indoor air pollution can also have significant health effects.

Nearly 2 million people a year die prematurely from illness attributable to indoor air pollution due to solid fuel use (2004 data).

Nearly 50% of pneumonia deaths among children under five are due to particulate matter inhaled from indoor air pollution.

Overall, reducing radon exposure is an important contribution to the goal of good quality indoor air.

These levels of indoor air pollutants may be of particular concern because most people spend about 90% of their time indoors.