科学家们对一种称为“气化”的处理过程进行了改进，这个过程以前就已应用于清理发电或可再生燃料制造中所使用的不清洁原料。
Scientists have adapted a process called "gasification" which is already used to clean up dirty materials before they are used to generate electricity or to make renewable fuels.
Dixon说公司使用的原料来自加拿大可再生林场。
Dixon said the company used products from sustainbly farmed forests in Canada.
Dixon说公司使用的原料来自加拿大可再生林场。
Dixon said the company used products from sustainbly farmed forests in Canada.
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