The FSA has said members of the public would be asked if they found low levels - or "trace contamination" - of horse and other species in beef products acceptable.
On Wednesday, the FSA said members of the public were to be asked if they find low levels - or "trace contamination" - of horse and other species in beef products acceptable.
She said tracecontamination with other animals - including pig and horse - could take place at abattoirs and processing plants dealing with more than one species "even with thorough cleaning and good hygiene practice".