用于制造LCD显示屏的新型材料,比如纳米颗粒和氧化铟锡,又为工人们带来了新的风险。
Agriculture
农业
Most aspects of agricultural work lead to significant exposures. For example, many agricultural jobs involve exposure to endotoxin, a product of bacterial growth. Modern animal feeding operations also often put very large numbers of cows, chickens, or other animals in close quarters, sometimes in a single building. In addition to allergic responses, human workers may be potentially exposed to high levels of toxic materials such as ammonia or hydrogen sulfide from manure collection pits. These exposures can even be deadly.
农业劳作的很多方面都会导致重大的风险。比如,很多农业劳作涉及与内毒素接触,这是一种细菌生长带来的产品。现代的动物饲养作业往往将很多头牛、很多只鸡或者很多其它的动物养在居住地旁边,有时甚至养在单间房屋中。除了过敏反应外,工人们还有可能暴露于高浓度的有毒材料中,比如粪便坑中的氨或硫化氢。这些风险有时会致命。
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