If, however, they are subjected instead to pyrolysis-a process of controlled burning in a low-oxygen atmosphere-the result is charcoal, a substance that is mostly elemental carbon.

但如果经过高温分解—在低氧环境下有控制的燃烧—它将会形成木炭，其大部分是永久碳。

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The heat breaks the biomass down into a charcoal-like solid and the bio-oil, giving off some gas in the process.

这种情况下，加热会把生物原料变成木炭似的固体物质和生物原油，同时释放某些气体。

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In contrast, charcoal, made by partially burning wood in a controlled process, is a fuel that creates less smoke than wood does.

相反，在一个有控制的过程中通过部分燃烧木材而制成的木炭却是一种不会像木材那样造成大量烟雾的燃料。

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Additionally, some Tennessee Whiskies are filtered using the Lincoln County Process, whereby it is exposed to a column of charcoal chips before being transferred to barrels for aging.

FORBES: What Are The Consumer Differences Between Scotch, Bourbon, And Tennessee Whiskies?

If, however, they are subjected instead to pyrolysis a process of controlled burning in a low-oxygen atmosphere the result is charcoal, a substance that is mostly elemental carbon.

ECONOMIST: Biochar could enrich soils and cut greenhouse gases as well