Although the following pictures have appeared on several sites already, we thought it would be interesting to provide them also on Roger-Wilco. They show clearly what happens when a jet engine flies through a volcanic ash cloud.
The plane is a Cessna Citation that flew out of Germany and they escaped because the other engine kept running, even if with reduced power.
The burns are due to hot air being blocked from escaping as the cooling ducts were clogged by the ash. Interestingly the stator seems to have failed rather than the rotor.
Behold…