Our cover story on environmental protection norms titled ‘Yet to catch up’ looks into the progress of implementation of the set norms for the industry. Though the emission control norms have been revised and updated since 2014 and are considered not too stringent going by global benchmarks, the Indian cement industry and authorities are still in the process of finding a common ground. Relating to the same the theme, an article delves deep into ‘Advancements in fabric filtration technology.’  Our feature on refractory titled ‘Coating on refractory brick lining’ explains the importance of coating on the brick lining in the kiln and the skills it calls for. The technical article in the edition explains the ‘Use of high MgO limestone in Portland cement manufacturing.’