Abstract: According to the thought that static electricity can absorb dust, we now have applied it to the windows of our daily life in order to prevent the outdoor dust and guarantee the indoor aeration.

• 摘要：将静电吸附灰尘原理应用到日常生活中的窗户上，能达到阻隔室外灰尘进入室内，保证室内通风的双重目的。