Rajni garg (93 risultati)

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Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - Research Paper (postgraduate) from the year 2022 in the subject Environmental Sciences, grade: A, , language: English, abstract: The present study delves into the origins and consequences of water pollution, the interplay between water pollution and water scarcity, and the measures for managing and averting water pollution.The availability of water resources is of paramount importance for the sustenance of human life and for a multitude of applications, including but not limited to agriculture, industry, and energy generation. The rise in demand and insufficient management practises have resulted in water scarcity and pollution, leading to environmental degradation and conflicts. The significance of environmental education and individual actions in safeguarding water resources is underscored. Furthermore, it has been emphasised that human interventions and methodologies, such as appropriate management of waste, conservation of water, and periodic examination for pollutants, are crucial for the maintenance of water quality and guaranteeing the accessibility of uncontaminated water for forthcoming cohorts.…

Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - Research Paper (postgraduate) from the year 2022 in the subject Engineering - Civil Engineering, grade: A, , language: English, abstract: Since it is crucial to comprehend the variation if uniform raw resources are rare or scarce, in this paper, we will focus on this issue. Raw materials' chemical characteristics have an impact on cement manufacturing. Use other, lower-MgO-content, sources of CaO. Marble, chalk, marl, shell deposits, blast furnace slag, and alkali waste are some of the various materials that can be used. Limestone ash can be processed into silica, alumina, and iron. Iron oxide, silica sand, and other mineral wastes can be used to improve the raw materials' chemistry, however the composition of cement around the world varies. In order to make concrete, Portland cement is typically used. Concrete consists of water, sand, rock, and Portland cement. Calcium, silicon, aluminium, iron, and other components are combined in a chemical reaction to create cement. Materials including shells, chalk, marl, shale, clay, slate, blast furnace slag, silica sand, and iron ore can all be used in the production of cement. Raw materials including slag, ore, and sand are all used. Cement powder is made by pulverising heated components into a fine powder. Limestone and other raw materials for cement manufacture often surround production sites. Cement facilities are typically located near deposits of essential ingredients like limestone, clay, mudstone, and shale. Sedimentary rocks vary greatly in chemistry, thickness, and cement development. Calcium, silica, alumina, and iron are essential for many processes. It's helpful to design and combine stocks with the chemistry of deposits in mind.…

Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - Research Paper (postgraduate) from the year 2022 in the subject Environmental Sciences, grade: A, , language: English, abstract: This paper is primarily focused on the creation of a wide range of novel anti-pollution and environmental remediation techniques along with introducing the issue of water pollution. One issue that contributes to the poisoning of water sources is the simplicity with which toxic substances from cities, towns, and factories may dissolve and combine with water. Injurious substances, most frequently chemicals or microbes, can pollute a stream, river, lake, ocean, aquifer, or other body of water. As a result, both humans and the ecosystem are harmed by the declining quality of the water. It is presently illegal for industrial and agricultural enterprises to dump pollutants into bodies of water like lakes, streams, and rivers due to the rules in place in many countries. Treatment facilities ensure that the water we drink is free of any dangerous toxins in the interim.…

Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - Research Paper (postgraduate) from the year 2022 in the subject Physics - Applied physics, grade: 10.0, , language: English, abstract: Nanoscience is the study of things that happen at the nanoscale. This means that different structures, devices, and systems must have one dimension that is 100 nanometers or smaller. There are many natural structures with a size of one or more nanometers. Nanotechnology could have a big effect on society and help people in many ways. Using nanomaterials could lead to the discovery of new ways to reduce pollution. On the other hand, these compounds could pose risks to human health that we don't know about yet. As long as the nanoparticles are attached to the carrier, there is no reason to think that they pose a greater risk to human health or the environment than materials that are bigger. Nanotechnology is different from other fields of technology because it can control things on a scale that is nanoscale. Nanotechnology has the potential to have a huge effect on society. Nanotechnology creates new materials that can do things at the nanoscale that no other materials can.The industries most open to nanotechnology are those that deal with information and communications, such as electronics and optoelectronics. People should be concerned about what happens to free nanoparticles that are made by nanotechnology and then released into the environment. Because of their size, shape, or make-up, these nanoparticles could be harmful to people. This is because they have properties that have never been seen before. If there is a chance that a completely new danger will be found, it is very important to look into the nature of the risk in great detail.…

Taschenbuch. Condizione: Neu. Druck auf Anfrage Neuware - Printed after ordering - Document from the year 2012 in the subject Chemistry - Macromolecular Chemistry, Polymer Chemistry, Gurukula Kangri University, language: English, abstract: Supra-molecular chemistry is one of the most popular areas of experimental chemistry because of the presence of a number of supra-molecular assemblies in nature. SURFACTANTS and CROWN ETHERS, representing the Colloidal systems and Macrocycles respectively, are the two significant parts of supra-molecular chemistry. The present work is based on the aim to study the crown ether- surfactant interactions.…

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