At present, a large scale test method is used to assess spread of flame on wall and ceiling linings (BS 476: Part 7) and is commonly used by legislators and specifiers.
目前，大规模的测试被用来评估火焰在墙上和天花板上的传播能力(BS 476： Part 7)并被立法者和专家广泛使用。
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Hanging from a nearby ceiling are a handful of freshly plucked dogs. Using a brush, a young woman paints them with sweet barbecue sauce before roasting them with an open flame.