Dr Dorothy McKeegan - Drop air pressure to give chickens a stress-free death

Two studies from Dorothy McKeegan, discussed at a Humane Slaughter Association workshop in London last month; the first monitored the stress levels of birds undergoing the process in a small chamber in her lab; the second looked at birds that went through the commercial chamber at OK Foods. In both, the birds lost consciousness without any physiological signs of stress.

Read the full piece in New Scientist.

First published: 7 November 2013