1. Stomach trouble and dietary habit have close relationship, respiratory system disease and the relation that air contaminates also unusual. 胃病与饮食习惯有密切的关系，呼吸系统疾病与空气污染的关系也非比寻常。
2. For example, it is not acceptable to simply test rinse water for water quality (does it meet the compendia tests) rather than test it for potential contaminates. 例如，只是简单检测冲洗水的质量（它是否符合测试纲要）而不检测潜在的污染物的做法是不被认可的。 。
3. Moreover, it takes energy and effort to hold something against someone which over time, wears you down and contaminates your mind, leading to a negative world view. 而且，随着时间的流逝还会消耗人的精力去记恨别人，让你消沉，污染你的内心，形成一种消极的世界观。
4. There is reason to suspect, despite industry denials, that it also contaminates groundwater; and the heavy trucking required for fracking inflicts major damage on roads. 尽管该行业予以否认，我们有理由怀疑，这项技术同时也污染地下水，还有，水力压裂需要的重型卡车运输也给道路带来严重的破坏。
5. Arsenic is found in the subsoil in that area of Peru and often contaminates the drinking water there, according to Peruvian geologists quoted on Sept. 21 by National Geographic News. 砷是在发现底在这方面秘鲁，而且往往污染饮用水源，根据秘鲁地质学家引述9月21日，由国家地理杂志的消息。
