Black or gray and black peat can be used as fuel burning.

黑色或灰黑色泥炭可以作为燃料而熊熊燃烧。

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In sun, rain or snow she was up there, digging down through the turf and the fibrous black peat until she hit bare rock.

ECONOMIST: Winnie Johnson

Across quaking peat bogs and through clouds of black, biting flies, we hiked three miles into the backcountry of Newfoundland's austere northern peninsula.

FORBES: The World According to Yvon