Its activities are centered on four business areas: Advanced Materials, Precious Metals Products and Catalysts, Precious Metals Services and Zinc Specialties.

她的主要经营活动集中于四个领域：先进材料、贵金属产品及催化剂、贵金属服务及锌产品。

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Electronic products contain valuable metals that could be recovered.

电子产品内含有价值的可回收金属。

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Materials science studies what makes up our world -- the metals, semiconductors, plastics we use to make all our devices, products, and technologies.

材料科学的研究决定了我们的世界——金属，半导体，塑料都用在了我们的设备，产品和技术上。

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Heavy metals,such as lead,and products like insecticides have recently been linked to abormalities in newborns and attention deficits in toddlers.

VOA: standard.2010.08.09

Currently, more than half of all states have an exemption on sales taxes on precious-metals products, she said.

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The outlook for metals will continue to be based on the global economic uncertainty, said Patricia Cauley, director, metals products at CME Group.

FORBES: 'QE3' Would Be The 'Most Bullish Factor' For Commodities -- Panel

However, the textiles, fur and leather sector fell by 8.3%, and there was contraction in engineering and allied industries (-0.8%), chemicals, coke, refined petroleum products and nuclear fuel (-3.2%) and metals and metal products (-0.4%).

BBC: Food and drink leads rise in Scottish exports