Categories Funny University of Zurich experiment to investigate how pigs react to CO2 Gas Chambers – the industry standard ‘painless’ slaughter method Post author By Olivia Post date January 27, 2023 No Comments on University of Zurich experiment to investigate how pigs react to CO2 Gas Chambers – the industry standard ‘painless’ slaughter method ← Dating or organ harvesting? → That’s why they’re made right? Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.