coal dust

简明释义

煤末

英英释义

例句

1.The workers were required to wear masks to protect themselves from inhaling coal dust.

工人们被要求佩戴口罩，以防止吸入煤尘。

2.She noticed that the coal dust settled on all the surfaces in her home.

她注意到煤尘在她家中的所有表面上沉积。

3.The factory implemented new safety measures to reduce coal dust emissions.

工厂实施了新的安全措施，以减少煤尘排放。

4.After years of mining, the entire area was covered in a thick layer of coal dust.

经过多年的采矿，整个地区都覆盖了一层厚厚的煤尘。

5.The health effects of long-term exposure to coal dust are well-documented.

长期接触煤尘的健康影响有充分的文献记录。

作文

The industrial revolution marked a significant turning point in human history, particularly due to the extensive use of fossil fuels such as coal. One of the most notable byproducts of coal mining and combustion is coal dust, which poses various health and environmental risks. This fine particulate matter is created when coal is mined, transported, and burned, and it can have serious implications for both workers in the coal industry and the communities surrounding coal-fired power plants.Firstly, coal dust is a major health hazard for miners. When inhaled, these tiny particles can lead to a range of respiratory diseases, including pneumoconiosis, commonly known as black lung disease. This condition occurs when coal dust accumulates in the lungs, causing inflammation and fibrosis, which can be debilitating or even fatal. Miners are often exposed to coal dust over long periods, increasing their risk of developing chronic health issues. Therefore, it is crucial for mining companies to implement effective dust control measures to protect their workers' health.Moreover, coal dust is not only a concern for those who work directly with coal; it can also affect nearby communities. When coal is transported, especially by truck or train, coal dust can escape into the air, settling on homes, schools, and public spaces. This contamination can lead to respiratory problems and other health issues among residents, particularly children and the elderly who may be more vulnerable to air pollution. Communities near coal plants often report higher rates of asthma and other respiratory illnesses, highlighting the need for stricter regulations on emissions and dust control.In addition to health risks, coal dust also has significant environmental impacts. When released into the atmosphere, coal dust can contribute to air pollution, affecting air quality and contributing to climate change. The fine particles can travel long distances, impacting regions far from the original source. Furthermore, when coal dust settles on soil and water bodies, it can disrupt local ecosystems, harming wildlife and plant life. The accumulation of coal dust in waterways can lead to contamination, affecting aquatic life and potentially entering the food chain.To mitigate the adverse effects of coal dust, various strategies can be employed. For instance, implementing better dust suppression techniques during mining operations, such as using water sprays or chemical suppressants, can significantly reduce the amount of dust released into the air. Additionally, investing in cleaner technologies for burning coal can help minimize emissions and the production of coal dust. Transitioning towards renewable energy sources is another crucial step in reducing reliance on coal and its associated risks.In conclusion, coal dust is a byproduct of coal mining and combustion that presents serious health and environmental challenges. It is vital for industries and governments to recognize the dangers associated with coal dust and take proactive measures to protect workers and communities. By prioritizing health and environmental safety, we can work towards a future that minimizes the impact of coal dust and promotes sustainable energy practices.

工业革命标志着人类历史上的一个重要转折点，特别是由于煤炭等化石燃料的广泛使用。煤炭开采和燃烧的一个显著副产品是煤尘，它对健康和环境构成了各种风险。这种细小的颗粒物是在煤炭开采、运输和燃烧过程中产生的，对煤炭行业的工人以及周围煤电厂的社区都有严重影响。首先，煤尘是矿工的一大健康隐患。当被吸入时，这些微小颗粒可能导致一系列呼吸系统疾病，包括肺尘埃沉积病，通常称为黑肺病。这种情况发生在煤尘在肺部积聚，导致炎症和纤维化，可能会导致残疾甚至致命。矿工通常长期暴露于煤尘中，增加了他们发展慢性健康问题的风险。因此，采矿公司必须实施有效的尘土控制措施，以保护工人的健康。此外，煤尘不仅对直接与煤炭打交道的人构成威胁；它还可能影响附近的社区。当煤炭运输时，特别是通过卡车或火车，煤尘可能会逃逸到空气中，沉降在房屋、学校和公共场所。这种污染可能导致居民出现呼吸问题和其他健康问题，尤其是儿童和老年人，他们可能对空气污染更为敏感。靠近煤电厂的社区通常报告哮喘和其他呼吸疾病的发生率较高，突显出对排放和尘土控制的更严格监管的必要性。除了健康风险，煤尘还有显著的环境影响。当释放到大气中时，煤尘可能会导致空气污染，影响空气质量并促进气候变化。这些细小颗粒可以远距离传播，影响离原始来源较远的地区。此外，当煤尘沉降在土壤和水体上时，可能会破坏当地生态系统，危害野生动物和植物生命。煤尘在水道中的积累可能导致污染，影响水生生物，并可能进入食物链。为了减轻煤尘的不利影响，可以采用各种策略。例如，在采矿作业中实施更好的抑尘技术，如使用喷雾或化学抑制剂，可以显著减少释放到空气中的尘土量。此外，投资于更清洁的煤燃烧技术可以帮助最小化排放和煤尘的产生。向可再生能源的过渡是减少对煤炭及其相关风险依赖的另一个关键步骤。总之，煤尘是煤炭开采和燃烧的副产品，带来了严重的健康和环境挑战。各行业和政府必须认识到与煤尘相关的危险，并采取积极措施保护工人和社区。通过优先考虑健康和环境安全，我们可以朝着一个最小化煤尘影响并促进可持续能源实践的未来努力。