Âé¶¹´«Ã½

Letter: The wrong end of the ruminant

Published 17 June 2015

From Eric Kvaalen

Burping farm animals, not farting ones, are the cause of methane release (23 May, p 38). The gas produced in their rumen exits their oesophagus.
Les Essarts-le-Roi, France

Issue no. 3026 published 20 June 2015

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