CHENNAI: Nandini Chemical Journal (www.nandinichemical.com), an online monthly journal dedicated to the cause of chemical and allied industries, is organising an All India essay competition for college students on ‘Value added products for production from sewage/municipal solid waste and appropriate technologies’. The basic idea of the competition is to provide college students an opportunity to study the subject in depth and provide their suggestions and recommendations. The essay has be written in English with a maximum of 2,000 words and should clearly identify the appropriate products with justification, and discuss the existing technologies and R&D opportunities, considering their suitability to Indian conditions. Five winning entries will be awarded prizes. The last date for submission is December 30. Email your entries to firstname.lastname@example.org / email@example.com. For more details, call 91-44-43540719.