He still has to study the long-term effects, if he can. Caldera's environment is strange and delicate; elements are poorly balanced and decay is accelerated, based on the samples he's studied. Of course, there is also the fact that smokepowder is a base for these flares, tempered with other chemicals to make it less volatile.

One of these days he's going to have to publish his writings, but he's been distracted thus far.

He returns her smile, warm if weary. "I'm afraid I don't know that language. Andaran atish’an?" His accent is pretty good, considering he only just heard the words for the first time. "But well met. Yes, come see me when you've settled. My home is in Grey Ward."