There are calls for greater scrutiny of the pork industry after the ABC's 7.30 program aired footage of pigs being stunned by carbon dioxide before slaughter.
Gas stunning is a legal practice and is widespread, including in the US and Europe.
There are calls for greater scrutiny of the pork industry after the ABC's 7.30 program aired footage of pigs being stunned by carbon dioxide before slaughter.
Gas stunning is a legal practice and is widespread, including in the US and Europe.