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100 articles for “hazardous environments”
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Remotely Operated Underwater Vehicle (ROV): State of the Art
Abstract: This study focuses on the analysis and development of Remotely Operated Underwater Vehicles (ROVs), encompassing their modeling, design, and control systems. It also addresses the inherent challenges related to their structural limitations, durability, and ease of operation. ROVs are robotic systems that can perform tasks in hazardous offshore environments and are equipped with various sensors to collect data. The objective of this paper is to examine the development of various …
Published in International Journal of Mechanics and Design · Vol. 9, Issue 1, 2023 · pp. 24–28 Read article
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Effect of Cutting Parameter in Engine Valve Turning Process
Abstract: Engine valve manufacturing involves significant amount of machining during its manufacturing activity. Suitable cooling agents or cutting fluid are used to remove heat produced during cutting operation to maintain machining finish and insert life. Cutting fluids are one of major waste involving cost for disposal and hazard to environment, reduction in their use can play key role to meet stringent environment norms and achieve economic machining. Dry machining is an …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 6, Issue 2, 2020 · pp. 1–6 Read article
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Determination of Poly Chlorinated biphenyls in sediment of Trondheim fjord (Norway) and Lake Tana (Ethiopia) using pressurized liquid extraction (PLE) and Gas Chromatography – Mass Spectrometry (GC-MS).
Abstract: The presence of polychlorinated biphenyls (PCBs) in the environment is of great concern, as they are compounds that are hazardous to the environment and human health. Environmental investigations of PCBs can be challenging as they are found in trace amount, thus, it is important to have a reliable method for the determination of PCBs in environmental samples. In this work, an analytical method for the determination of PCBs in marine …
Published in International Journal of Environmental Chemistry · Vol. 5, Issue 2, 2019 · pp. 1–10 Read article
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LEAD POISONING IN CHILDREN AND ADOLESCENTS, PROBLEM AND REMEDY: AN OVERVIEW
Abstract: Lead poisoning, is now, considered the most preventable public health problem. Childhood lead exposure produces psychosocial and cognitive morbidity and its neurological and behavioral consequences are, now, well known. In this paper, many of the overt multi systematic effects of moderate to high levels of lead exposure are discussed. However, the current low blood lead levels (BLLs) in children are associated with neurodevelopmental deficits. Environmental lead exposure in children with …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 1, 2018 · pp. 8–17 Read article
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Effective Utilization of Agricultural Waste for Removal of Heavy Metals from Waste Streams
Abstract: The progress of industrialization and urbanization poses a great threat to the comfort of people's lives. The production and disposal of large amounts of toxic pollutants have severely polluted our environment. The most hazardous contaminants in soils and surface waters include some organic compounds, like synthetic dyes (SD) and toxic substances (heavy metals). It is of great interest worldwide due to its toxicity to many organisms. An important topic is …
Published in International Journal of Environmental Chemistry · Vol. 8, Issue 2, 2022 · pp. 1–11 Read article
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Eco-Friendly Synthesis of Nanoparticles: Advancing Green Methods Using Plant Extracts
Abstract: Nanotechnology, focusing on materials sized 1-100 nm, has garnered significant interest for its applications in agriculture, pharmaceuticals, and electronic devices. Nanomaterials, due to their unique properties, are pivotal in the development of advanced technologies such as drug delivery systems and nano-devices. Conventional nanoparticle synthesis methods, including sol-gel, chemical precipitation, microwave, and chemical vapor deposition, often involve hazardous chemicals, posing environmental risks. Therefore, there is a crucial demand for environmentally friendly …
Published in International journal of Nanobiotechnology · Vol. 10, Issue 1, 2024 Read article
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Production of Geopolymer Binder from Coal Fly Ash and Limestone to make Cement-Less Concrete to Strengthening of Structures
Abstract: In 2012, more than 100 million tons of Coal Combustion By-products (GCBs) were generated in the USA out of which more than 50% was disposed of in ponds and landfills as tailing materials that could be hazardous to the environment. The other environmental issue is related to Ordinary Portland Cement (OPC), a raw material for construction industry, which is responsible for 5–8% of the total CO2 emissions in the world. …
Published in International Journal of Architectural Heritage · Vol. 2, Issue 1, 2019 · pp. 7–13 Read article
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Extraction, Characterization and Tissue Culture of Plant Derived Indigo From Indigofera tinctoria-Preliminary Studies
Abstract: Indigo is the most preferable of all natural dyes for its high demand worldwide because of the blue denim. Natural Indigo dye is eco friendly, non carcinogenic and do not pose hazard to the environment as compared to synthetic dyes. Although a growing demand for naturally derived indigo dye exists, with increased use of synthetic dyes the plant species is now on the verge of being endangered. Plant tissue culture …
Published in International Journal of Agrochemistry · Vol. 4, Issue 2, 2018 · pp. 53–58 Read article
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Green synthesis of copper nanoparticles using methanol extract of Passiflora foetida and its drug delivery applications
Abstract: The present study outlines a green synthetic approach on copper nanoparticles by mixing the copper salt solution with a methanol extract of leaves of Passiflora foetida. The plant extract play as a reducing agent for copper ions in copper solution into copper nanoparticles providing a safer process. The plant extract contains numerous secondary metabolites involving in the reduction of copper ions into forming nanoparticles. The spectroscopic analysis of green synthesized …
Published in International Journal of Green Chemistry · Vol. 3, Issue 2, 2017 · pp. 31–52 Read article
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Vapor Liquid Equilibrium Study of Propylene Carbonate-water and its Comparison with Various Thermodynamics Models Using Dwsim Simulation Software and Group Contribution Method
Abstract: In present study, green solvents that are environment friendly in nature were considered because it will reduce the environment pollution by replacing the petroleum derived solvents. Solvent used in chemical industry were mostly derived from the petroleum crude oils. Solvent emission increases the environment pollution. With the use of green solvents, closed carbon cycle will reduce the environment pollution drastically. Bio-derived solvents are the recent replacement of petroleum solvents that …
Published in International Journal of Chemical Engineering and Processing · Vol. 9, Issue 2, 2023 · pp. 1–8 Read article
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Automobile Wash Water Treatment Using Date Seed Adsorbent & Bio-Sand Filtration System
Abstract: From past few years, recycling of car wash water is getting more importance due to the lack of fresh water resources and also the demand of water is increasing day by day. In many industries including car wash industry, one of the major challenge to find an economic and efficient treatment solution for removing oil, soap, waxes oil, grease and contaminated water of car wash as these wastewater consists of …
Published in International Journal of Environmental Chemistry · Vol. 4, Issue 2, 2018 · pp. 22–28 Read article
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Detection of Environment Ionization Radiation with GM Tube
Abstract: For environmental ionizing radiation hazard monitoring applications, very sensitive detector electronics has been developed. Experiments were performed using International Standard beta and gamma sensitive Mica window type GM Tube LND-712 from LND Inc. USA and Russian fast GM Tube with Aluminium energy compensated shield. Both tubes were operated with regulated DC high voltage power supply in the range of 300V to 500V range using Matsusada Japan make 1kV 5W programmable …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 2, 2016 · pp. 15–19 Read article
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Air Pollution: A mini review
Abstract: As per World Resources Institute (1996) World’s population is around 7.06 billion and is expected togrow 10 billion by 2030. Due to the advancement of industrial revolution the polluted gas is pumpedinto the atmosphere which leads to warming the planet earth and rise in sea level which may result inserious food shortage. The global warming resulting from the emission of greenhouse gasesespecially CO2, has become a major concern in the …
Published in International Journal of Environmental Chemistry · Vol. 7, Issue 1, 2021 · pp. 23–26 Read article
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Application of Wireless Sensor Network in Water Quality Monitoring
Abstract: One of the most important resources for human well-being and a major factor in a nation's socioeconomic development is water. In addition to being necessary for human survival and that of all other living things, water is also essential for industrialization and agriculture. The total amount of water on Earth is constant and sufficient to supply all of civilization's needs, yet global supplies of drinkable water are running out quickly. …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 9, Issue 2, 2023 · pp. 48–24 Read article
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A Review on Potential use of Bioherbicides for preventing the growth of weed plants
Abstract: Like pests, disease and other hazards weeds are one of the major problems for farmers. They not only compete with crops for water, nutrients, sunlight, and space but also harbor insect and disease pests, clog irrigation and drainage systems undermine crop quality and deposit weed seeds into crop harvests. They can heavily damage the production of crops as well as they reduce the value of land. Weeds can also host …
Published in International Journal of Agrochemistry · Vol. 3, Issue 2, 2017 · pp. 10–13 Read article
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Environmental implications of stubble and their usages as soil and concrete reinforcement
Abstract: Stubble burning has been reckoned among the major contributors to air pollution, especially in North India. It is a significant source of gaseous pollutants causing serious damage to human health and the environment. The situation is more hazardous due to the intensive rice-wheat rotation system which generates a large amount of stubble with no significant use as good as burning due to poor knowledge of the management of stubble. It …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 8, Issue 1, 2022 · pp. 1–7 Read article
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Eco-Friendly Chemical Processes: The Role of Green Chemistry in Modern Industries
Abstract: Green chemistry focuses on the development of chemical products and processes that minimize or eliminate hazardous substances, promoting sustainability throughout the chemical life cycle. Unlike environmental chemistry, which studies pollutants, green chemistry proactively designs safer alternatives to prevent environmental damage. This field spans multiple disciplines, including organic, inorganic, analytical, and physical chemistry, with applications across pharmaceuticals, manufacturing, and materials science. The principles of green chemistry, first formulated by Paul Anastas …
Published in International Journal of Green Chemistry · Vol. 11, Issue 2, 2025 · pp. 14–28 Read article
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Potential of Natural Fibres for Strengthening Existing Structures – A Review
Abstract: To rehabilitate the deficiencies in the existing structures, synthetic/artificial fiber reinforced polymer composites have been considered as an effective external strengthening material for construction industries since a long period, due to their outstanding performances like high strength-to-weight ratio, lightness, and resistance to corrosion. But few of their drawbacks in terms of high cost, environmental issues etc., they have been triggered the introduction and development of natural fibers. Natural fibres are …
Published in International Journal of Structural Engineering and Analysis · Vol. 4, Issue 2, 2018 · pp. 38–46 Read article
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Evaluation of Groundwater Quality Parameters Through Physico-Chemical Analysis in the Puducherry Region
Abstract: Abstract The evaluation of the quality of drinking water in Puducherry state and its surrounding regions primarily concentrated on groundwater sources. Nine specimens were examined using standardized techniques, and their outcomes were contrasted with national standards. Nevertheless, on a worldwide scale, the quality of water is facing a growing danger from unwelcome alterations in its physical, chemical, and biological characteristics. Population growth, industrialization, fertilizer usage, and mining activities are major …
Published in International Journal of Water Resources Engineering · Vol. 11, Issue 1, 2025 · pp. 24–32 Read article
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Evaluation of Groundwater Quality Parameters Through Physico-Chemical Analysis in the Puducherry Region
Abstract: Abstract The evaluation of the quality of drinking water in Puducherry state and its surrounding regions primarily concentrated on groundwater sources. Nine specimens were examined using standardized techniques, and their outcomes were contrasted with national standards. Nevertheless, on a worldwide scale, the quality of water is facing a growing danger from unwelcome alterations in its physical, chemical, and biological characteristics. Population growth, industrialization, fertilizer usage, and mining activities are major …
Published in International Journal of Water Resources Engineering · Vol. 11, Issue 1, 2025 · pp. 24–32 Read article