A new Chatham House report argues that significant changes in how cement and concrete are produced and used are urgently needed if we are to achieve deep cuts in emissions in line with the Paris Agreement on climate change. Making Concrete Change: Innovation in Low-carbon Cement and Concrete focuses on …
ACC has extended financial support to the construction of what is expected to turn out to be the most exemplary sustainable building on the Indian subcontinent. The building based in New Delhi, will house the headquarters of Development Alternatives, a reputed non government organization.
Scientists of Annamali University, Tamil Nadu, have developed flyash based herbal pesticide with turmeric, neem, eucalyptus, pepper and chilli dust and found them effective against several pests of rice and vegetables. (Courtesy : Down to Earth) July-Sep 2007
What would waste management do without waste incineration? For without incineration, nothing would actually work in waste disposal today. Waste incineration forms the backbone of waste management in Germany and its importance will grow in a sustained material management oriented to resource efficiency. July-Sep 2007
the cement industry has been using blast furnace slag for long. It maintained its eco-friendly reputation when a deal was struck between Steel Authority of India Ltd (sail) and Jaiprakash Associates Ltd (jal). According to the agreement, blast furnace slag (see box: Green technology) of the Bhilai steel plant in …
Cement production is not water-intensive. On average, Indian plants use half a tonne of water to produce a tonne of cement. This is low compared to the pulp and paper industry, which consumes 200-250 tonnes of water to produce a tonne of paper. But the big absolute numbers translate into …
function graph() { var popurl="image/20051231/36_graph.jpg" winpops=window.open(popurl,"","width=250,height=250,scrollbars=yes") } Cement manufacturing is a dry process: from mining limestone to packaging cement. An average cement plant handles and stores millions of tonnes of raw material annually. The dust it generates makes the cement industry excessively polluting. Dust emissions are of two kinds
What are the key factors to consider while buying cement? Quality and strength. Strength is the main criterion for classifying cement. This is defined for 1 day, 3 days, 7 days and finally 28 days. It is the strength after 28 days that is most important. For instance, a new …
Concrete Facts is the result of an exhaustive two year effort to rate the cement industry. It details the industry's ecological challenges and rates how well Indian companies address them. Companies are benchmarked against global best practices at each stage of the life cycle - from mining to use of …
THE Mediterranean coastline has become a dumping ground for cement, asbestos and chemical companies in northern Lebanon, which release cancer- causing toxins into it. According to the environmental group Greenpeace, tests carried out at the Lebanese cities of Chekka and Selaata showed that emissions from five cement factories in the …
A FEW YEARS ago, L Narasimharaju abandoned his M.Tech studies at the Indian Institute of Science (IISc) in Bangalore and moved to a village. His mission? To help pass on to the people a technology to make cheap and effective cement for rural areas. Narasimharaju based himself at Ungra village …
The service life of refractory materials is an important cost factor in the clinker burning process. The lifetime of the refractory lining depends on a multitude of factors and above all on local stresses due to mechanical, thermal and chemical attack. In accordance with these stresses, suitable materials, types of …
