But directors at the aero engine maker are understood to have ruled out the sale or outsourcing of plants to cut costs.

The jet engine maker, more than 11p higher at best, closed off 1½p at 654p.

The engine maker makes most of its money from servicing and repairing its engines, rather than the initial sale.

The engine maker knows, however, that these orders may not only be delayed for a year.

Yes, coronavirus put the engine maker in a tailspin.