A major airline have been slammed for forcing staff to continue to work for half their pay – despite all flights being grounded during lockdown.Workers at Ryanair’s Prestwick Aircraft Maintenance Limited have hit out at bosses, claiming they are putting over 300 employees and their families at risk.The firm carry out the heavy maintenance checks for Ryanair aircrafts, the equivalent to an MOT for a plane carried out every two years.Ryanair have grounded their entire fleet – but the company continue to insist its employees are key workers.Many of the workforce live in Ayrshire and one employee, who asked not to be named, told the Ayrshire Post: “It’s scandalous.“It was thought following the instruction of our Prime Minister that the building