Rochdale council and the NHS, adding the 'health and safety of our colleagues is always our highest priority'. But Coun John Blundell, cabinet member for regeneration, business, skills and employment, said JD 'need to consider their operation and their precautions'.He added: "They [JD] are now aware that a small number of people in the factory have tested positive and the common denominator is the workers."They really need to consider their operation and their precautions.