The serious air pollution in the city can lead to various health problems. Here I use a simple method to create a home air refresher of my own.
城市空氣污染嚴重, 可以引致各種健康的問題, 這裏我用一個簡單的方法製造一個家用的空氣清新機.
The serious air pollution in the city can lead to various health problems. Here I use a simple method to create a home air refresher of my own.
城市空氣污染嚴重, 可以引致各種健康的問題, 這裏我用一個簡單的方法製造一個家用的空氣清新機.
