caustic lime

简明释义

生石灰

英英释义

例句

1.In water treatment plants, caustic lime is added to adjust the pH levels.

在水处理厂中，加入石灰以调整pH值。

2.The farmer used caustic lime to improve the soil quality in his fields.

农民使用石灰来改善他田地里的土壤质量。

3.The chemical reaction of caustic lime with carbon dioxide produces calcium carbonate.

与二氧化碳反应时，石灰会生成碳酸钙。

4.When mixed with water, caustic lime generates heat, which can be useful for certain applications.

与水混合时，石灰会产生热量，这在某些应用中非常有用。

5.Construction workers often use caustic lime in cement mixtures.

建筑工人经常在水泥混合物中使用石灰。

作文

Caustic lime, also known as calcium oxide (CaO), is a highly reactive chemical compound that plays a crucial role in various industrial processes. It is produced by heating limestone, which is primarily composed of calcium carbonate (CaCO3), in a process called calcination. This process releases carbon dioxide (CO2) and results in the formation of caustic lime (消石灰). The significance of caustic lime extends across multiple sectors, including construction, agriculture, and environmental management.In the construction industry, caustic lime is used as a key ingredient in the production of cement and mortar. When mixed with water, it forms a paste that hardens over time, providing structural integrity to buildings and other infrastructures. The high alkalinity of caustic lime also makes it effective in neutralizing acidity in soil, which is beneficial for agricultural practices. Farmers often apply caustic lime to their fields to improve soil quality, enhance crop yields, and promote better plant growth.Another important application of caustic lime is in water treatment processes. It is used to adjust the pH levels of water, making it less acidic and more suitable for consumption. Additionally, caustic lime helps in the precipitation of impurities and heavy metals, thereby improving the overall quality of drinking water. This application is particularly vital in regions where water sources are contaminated, as it ensures access to clean and safe drinking water for communities.The use of caustic lime is not without its challenges. Due to its highly caustic nature, handling it requires caution and appropriate safety measures. Direct contact with skin or eyes can cause severe burns, and inhaling its dust can lead to respiratory issues. Therefore, workers in industries that utilize caustic lime must be trained in proper handling techniques and equipped with personal protective equipment (PPE).Moreover, environmental concerns have been raised regarding the production and use of caustic lime. The calcination process emits significant amounts of carbon dioxide, contributing to greenhouse gas emissions. As industries strive to adopt more sustainable practices, research is ongoing to find alternative methods of producing caustic lime that minimize environmental impact.In conclusion, caustic lime (消石灰) is a versatile and essential chemical compound with numerous applications in various industries. Its role in construction, agriculture, and water treatment highlights its importance in modern society. However, the potential hazards associated with its handling and the environmental implications of its production necessitate careful consideration and responsible management. As we move towards a more sustainable future, finding innovative ways to utilize caustic lime while minimizing its drawbacks will be crucial for ensuring its continued relevance in our daily lives.

消石灰，也称为氧化钙（CaO），是一种高度反应性的化学化合物，在各种工业过程中发挥着至关重要的作用。它是通过加热主要由碳酸钙（CaCO3）组成的石灰石而生产的，这一过程被称为煅烧。该过程释放二氧化碳（CO2），并形成消石灰（caustic lime）。消石灰的重要性遍及多个行业，包括建筑、农业和环境管理。在建筑行业中，消石灰被用作水泥和砂浆生产的关键成分。当与水混合时，它形成一种随着时间硬化的浆料，为建筑物和其他基础设施提供结构完整性。消石灰的高碱性使其在中和土壤酸性方面也非常有效，这对农业实践有利。农民通常将消石灰施用于田地，以改善土壤质量、提高作物产量并促进植物生长。消石灰的另一个重要应用是在水处理过程中。它被用来调整水的pH值，使其不那么酸性，更适合饮用。此外，消石灰有助于沉淀杂质和重金属，从而改善饮用水的整体质量。这一应用在水源受到污染的地区尤为重要，因为它确保了社区获得清洁安全的饮用水。使用消石灰并非没有挑战。由于其高度腐蚀性，处理时需要谨慎和适当的安全措施。与皮肤或眼睛直接接触可能导致严重烧伤，而吸入其粉尘可能导致呼吸问题。因此，利用消石灰的行业中的工人必须接受正确处理技术的培训，并配备个人防护装备（PPE）。此外，关于消石灰的生产和使用也引发了环境问题。煅烧过程会排放大量二氧化碳，导致温室气体排放。随着行业努力采用更可持续的实践，研究正在进行中，以寻找减少环境影响的替代生产消石灰的方法。总之，消石灰（caustic lime）是一种用途广泛且必不可少的化学化合物，在各个行业中具有众多应用。它在建筑、农业和水处理中的作用突显了其在现代社会中的重要性。然而，与其处理相关的潜在危害以及其生产的环境影响需要仔细考虑和负责任的管理。随着我们迈向更加可持续的未来，找到创新的方法来利用消石灰，同时最小化其缺点，将对确保其在我们日常生活中的持续相关性至关重要。