WHO is preparing new indoor air quality guidelines for householdfuel combustion.
世卫组织正在针对家用燃料的燃烧问题起草室内空气质量新指南。
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AMERICANS are spending less on clothes and eating out and more on householdfuel bills and healthcare, according to data from the Bureau of Labour Statistics.
根据来自劳动统计局的数据，美国人花在衣服和下馆子上的钱较少，而在家庭燃料费和医疗上的开销较大。
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Visionaries see a future in which things like household rubbish and pig slurry will provide the fuel for cars and homes, doing away with the need for dirty fossil fuels.