Science and Technology
Why Ash from Volcanoes is a Problem for Aircraft
In 2010 and 2011 plumes of ash from Icelandic volcaneos caused flight cancellations across Europe. The ash is damaging and a safety issue for high flying jet aircraft.
It raises the question: why if the dust is so fine is it a problem to aircraft? There are two principal reasons: it is very abrasive and it melts.
Dust is Very Fine but the Particles are Highly Abrasive