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Engineering
The discipline, art, skill and profession of applying scientific knowledge and principles to the design and manufacturing of machines, structures, devices, systems, materials and processes.
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產品含有唯一的天然成分 （亦即，精油、 植物提取物）。這些產品是很好的可能有 （亦即，洗滌劑、 起泡劑） 的合成成分過敏的人。
