Sal Id News Today

Ash that makes it so damaging to aircraft? whats -- whats in that, what looks like a cloud, but we know isnt? >> right. volcanic ash clouds are mixtures of fragments of lava, crystal and volcanic glass along with volcanic gases. they are hot when they erupt, they travel high into the atmosphere and then are carried with the prevailing winds. but its the sal id particulate matter dangerous to aircraft. they can suffer abrasions, as you described, but more severely if enough ash is ingested into t...