shine india monthly magazine published this article page no 1 this article was published in the magazine capacity building initiative on making water sensitive cities in ganga basin why in news it has been launched by national mission for clean ganga (nmcg) in association with the centre for science and environment (cse). about the initiative a water sensitive city is based on the idea of holistic management of the water cycle to deliver basic services of supply and sanitation while mitigating flood risk and protecting and enhancing the health of receiving waterways. about octane rating octane rating also known as octane number or octane value is defined as the percentage or volume fraction of isooctane in a mixture of isooctane and normal heptane fuel where knock is initiated at the same compression ratio as in the fuel. it measures the fuels ability to resist unwanted sounds due to auto-ignition with higher octane number. e.g. adding ethanol to petrol helps in reducing knocking as ethanol octane rating is around 109. shine india monthly magazine telugu for diesel fuel cetane number is used to measure the ignition delay property of the fuel with higher cetane number meaning reduced ignition delay to avoid knocking. national mission for clean ganga (nmcg) it is a society under the societies registration act 1860 working with national ganga council and other union state and district committees for prevention control and abatement of environmental pollution and rejuvenation of river ganga shine india monthly magazine subscription.
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