Toxic substances complicate the investigation into the crash of the F-16

The investigation into the crash of the F-16 in Spain is complicated by highly toxic substances leaking from the wreck of the unit.

The spokesman of the army of the Spanish air Guerreira Jose, said fuel residues still present on the tarmac limit access to the site and delay the search for black boxes of the device.

"The first thing to do is to clean up the site hydrazine residue accident" he has said. "We also need to verify that the explosive capsules ejection seats no threat before having access to the site."

The French defense minister, Jean-Yves Le Drian, arrived Tuesday at the air base to pray with his Spanish counterpart on the site of the crash of the fighter.

"I also came to greet the military detachment who came here for this exercise very high level, that are bruised, shaken and traumatized," said the French minister.

According to the latest reports, the accident of Greek F-16 killed eleven people, including nine French, and made twenty-one wounded. Seven of the victims were from the French Air Base Nancy.