Roberts observes: “A house with bare floors and a few area rugs will have about one - tenth of the dust found in a house with wall - to - wall carpet. ” Roberts suggests that to make carpets safer, you should use a vacuum cleaner with a power head.
परंतु, प्रौढांपेक्षा लहान मुलांमध्ये चयापचयाचे प्रमाण जास्त असल्यामुळे, प्रौढांच्या तुलनेत ते हवेचे जास्त श्‍वसन करतात.