# The Welfare of Animals (Slaughter or Killing) Regulations 1995, Paragraph 3: The killing of pigs by exposure to carbon dioxide

Extent: E+W+S

(1) Subject to paragraphs 4 to 6 below, pigs may be killed at a slaughterhouse by exposure to carbon dioxide gas mixture in a chamber provided for the purpose (hereinafter referred to as “a chamber”).
(2) For the purposes of this Part, a carbon dioxide gas mixture (hereinafter referred to as the “gas mixture”) shall mean at least 70% carbon dioxide by volume in atmospheric air.

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Source: https://www.legislation.gov.uk/uksi/1995/731/schedule/7/paragraph/3 (the official version)
Page: https://openlegislation.uk/welfare-of-animals-slaughter-or-killing-regulations-1995/schedule-7/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.