. . . "In the case of prolonged skin contact, protective measures should be taken, e.g. gloves should be worn. ??? Do not consume food which has been stored for too long, as it could cause food poisoning. ??? If you have a lockable appliance, do not keep the key near the appliance or within reach of children. ??? Do not allow naked fames or ignition sources to enter the appli- ance." .