The Forbidden City consists of five elements: earth is at the centre, water is at north, metal is at west, fire is at south, and wood is at east, which are the base that the palace were built.
紫禁城由五大元素组成,土在中央,水在北方,金在西方,火在南方,木在东方,宫殿因此而建。
The significant chemical hazards were poisonous metal elements, pesticide residues, dioxin, forbidden feed additives and antibiotic residues.
化学性的显著危害主要有:重金属、农药残留、二恶英、违禁添加剂、抗生素残留等;
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