经过焚烧处理，垃圾可减量85%，而且炉渣还可以再利用，比用填埋方式处理，每年节约用地80亩左右。
With incineration processing, garbage can be decreased by 85% and slag can be recycled, compared with landfill disposal, 80 acres can be saved annually.
他们用到了稻壳灰(也就是稻谷脱粒之后焚烧稻壳剩下的灰烬，其中富含二氧化硅和碳)，经过简单处理后开发出一种制造隔热板的新材料。
They took something called rice husk ash: the leftover husks from processing rice is burned for energy, and the ash remains. It's high in silica and carbon.
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