Chemical Technology February 2016

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REGULAR FEATURES 3 Comment by Carl Schonborn 33 IChemE SAIChE News 34 Et cetera 36 Sudoku No 112 and solution to No 111 / Et cetera COVER STORY 4 Services — by your side Endress+Hauser’s commitment to customers is to support, to service and to optimise their processes. RENEWABLES 6 Unsalting the earth The road along the border between Mauritania and Senegal is a beautiful, smooth sealed surface. Paid for through the benevolence of the European Union, it sees daily traffic of both people and goods moving between the villages along the wide flanks of the Senegal River. by Gavin Chait 8 Focus on renewables PLANT MAINTENANCE, SAFETY, HEALTH & QUALITY 10 Cost-effective analysis of wear metals and additives in oil using an ICP-OES This article briefly considers flame AAS, sequential OES, and rotrode analysers, as well as focuses on the benefits of

16 Focus on plant maintenance, safety, health and quality

SEPARATION & FILTRATION 20 The recycling of grey water

Grey water recovery and recycling systems have been providing sustainable water solutions for the urban environment for some time. A range of systems has been designed to make homes, offices and commercial undertakings more water-self-sufficient. 23 Focus on separation & filtration WASTE MANAGEMENT 26 What is the Draft Carbon Tax Bill all about? Part 1 - How the tax is calculated The South African National Treasury recently published for comment the Draft Carbon Tax Bill with a cutoff date for comments of December 15, 2015. To enable engineers to feel their way around the Bill, the contents have been edited for brevity and examples included to introduce the reader to the structure of the Bill as a commentary. by Carl Schonborn Pr Eng 31 Focus on waste management

Transparency You Can See Average circulation (Q3 July – Sept 2015) 3 628

Chemical Technology is endorsed by The South African Institution of Chemical Engineers

and the Southern African Association of Energy Efficiency

simultaneous ICP-OES technology. Information supplied by Spectro

DISCLAIMER The views expressed in this journal are not neces- sarily those of the editor or the publisher. Generic images courtesy of www.shutterstock.com

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Chemical Technology • February 2016

http://www.chemicaltechnologymagazine.co.za/