The global attention has always been focussed on the adverse environmental impacts of conventional energy sources. In contrast nonconventional energy sources, particularly the renewable ones, have enjoyed a [`]clean' image vis a vis environmental impacts. The only major exception to this general...

Anaerobic digestion is one of the major steps involved in the treatment of dairy industry waste-waters and many CSTRs (continuously-stirred tank reactors) are functioning for this purpose all over the world. In this paper, the authors describe their attempts to upgrade a CSTR's performance by...

The use of a new computer-automated tool TORAP (TOol for Rapid risk Assessment in Petroleum refinery and Petrochemical industries) is demonstrated through a rapid and quantitative risk assessment of a typical petroleum refinery. The package has been applied for an appraisal of the risks of...