嘻嘻哈哈的阳光Cloris

Love, enjoy and live my life.

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2015.12.01

Write down my idea here:

#1 Construction wall materials: absorbing thePM 2.5?

#2 Central heating: optimize? Too scorching in the winter.

#3 Or a big fan to collect the PM2.5?

Save the smog and fog!!! : )

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