madhya Pradesh's pollution authority has cracked the whip on 30 steel re-rolling mills in Sanwer industrial area. The mills have been incriminated under the Air (Pollution Control and Prevention) Act

Slag is a by-product of steel. It contains about 30-35 per cent calcium oxide, 35-38 per cent silica, 10-18 per cent aluminium oxide and 7-10 per cent magnesium oxide. Slag, generated from manufacture of pig iron, is granulated and called blast furnace slag. It is non-biodegradable. One tonne of slag saves around 3.30 GJ (giga-joule) thermal energy, or energy obtained from 99 litres of petrol, and 55.5 kWh electrical energy, or energy obtained from 6 litres of petrol.

kujang, Jagatsinghpur district, Orissa, April 15, 2007

pakistan president Pervez Musharraf recently suspended chief justice Iftikhar Muhammad Chaudhry on allegations of misconduct and misuse of authority. Lawyers, opposition parties, human rights

On March 8, 2007, tribals lifted a blockade in Orissa's Kalinga Nagar steel complex in Jajpur district. The move came after assurances from the district administration that some demands of the

US Steel sues EC Slovakia's steel major US Steel Kosice, filed a complaint against the European Commission in the second week of February complaining about the reduced limits of carbon dioxide

Kazakhstan has warned ArcelorMittal, the world's biggest steel company, that it could be forced to close one of its coal mines if it does not improve safety following an explosion last month that killed 30 people. Vladimir Bozhko, head of Kazakhstan's ministry of emergencies, has given the company one month to draw up a plan to introduce 41 safety reforms at its Abaiskaya mine in central Kazakhstan.