Comet 67P/C-G smells like rotten eggs (hydrogen sulphide), horse stable (ammonia), and the pungent, suffocating odour of formaldehyde. - discu.eu

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Comet 67P/C-G smells like rotten eggs (hydrogen sulphide), horse stable (ammonia), and the pungent, suffocating odour of formaldehyde. http://blogs.esa.int/rosetta/2014/10/23/the-perfume-of-67pc-g/ 8 comments 25/10/2014 science