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Electronic nose to detect “Hydrogen Sulphide” from Sewers

Scientists from the Centre for Nano and Soft Matter Sciences (CeNS), Bangalore have developed Electronic Nose to detect Hydrogen Sulphide from swamps and sewers. CeNS is an autonomous institute of the Department of Science & Technology About Hydrogen Sulphide: Hydrogen Sulphide is the chemical compound with the formula H2S. It is a colourless chalcogen hydride gas. It is with the characteristic foul odour of rotten eggs. (Chacogen –  chalcogens are the chemical

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