coal tar oil

简明释义

煤焦油;

英英释义

例句

1.The environmental report mentioned the risks associated with coal tar oil pollution.

环境报告提到与煤焦油污染相关的风险。

2.For my eczema, my dermatologist suggested a lotion with coal tar oil as an active ingredient.

为了治疗我的湿疹，我的皮肤科医生建议使用含有煤焦油作为活性成分的乳液。

3.In the production of certain pharmaceuticals, coal tar oil is an essential ingredient.

在某些药物的生产中，煤焦油是一个重要成分。

4.I found a shampoo that contains coal tar oil to help with dandruff.

我找到了一款含有煤焦油的洗发水，可以帮助去屑。

5.The doctor recommended using coal tar oil for treating my psoriasis.

医生建议使用煤焦油来治疗我的银屑病。

作文

Coal tar oil, known for its unique properties and applications, is derived from the destructive distillation of coal. This thick, dark liquid is a complex mixture of various hydrocarbons and other organic compounds. The production of coal tar oil (煤焦油) has been an essential part of the coal industry for centuries, serving multiple purposes across different fields. In this essay, we will explore the characteristics, uses, and significance of coal tar oil in modern society.Firstly, the chemical composition of coal tar oil is what makes it particularly valuable. It contains numerous phenolic compounds, polycyclic aromatic hydrocarbons (PAHs), and heterocyclic compounds. These components contribute to its distinctive properties, such as its viscosity and color. The presence of these compounds allows coal tar oil to be used in various industrial applications, including the production of dyes, fragrances, and pharmaceuticals. Moreover, the PAHs found in coal tar oil have also been studied for their potential use in cancer treatment, highlighting the compound's importance in medical research.In addition to its industrial applications, coal tar oil plays a significant role in the field of dermatology. It is commonly used in topical treatments for skin conditions such as psoriasis and eczema. The anti-inflammatory and antipruritic properties of coal tar oil make it an effective treatment option for these ailments. Patients often find relief from itching and scaling when using products containing coal tar oil. This therapeutic benefit further emphasizes the relevance of coal tar oil in everyday life.The environmental implications of coal tar oil should not be overlooked either. While it offers many benefits, the extraction and processing of coal tar oil can pose significant environmental challenges. The release of PAHs into the environment during production can lead to soil and water contamination. Therefore, it is crucial for industries to adopt sustainable practices when handling coal tar oil to minimize its ecological footprint. Regulatory measures and advancements in technology can help mitigate these risks, ensuring that the benefits of coal tar oil do not come at the expense of environmental health.In conclusion, coal tar oil (煤焦油) is a multifaceted substance with a rich history and diverse applications. Its unique chemical composition allows it to serve various industries, from pharmaceuticals to environmental management. As we continue to explore the potential of coal tar oil, it is essential to balance its benefits with environmental considerations. Understanding and managing the complexities of coal tar oil will enable us to harness its advantages while protecting our planet for future generations.