"Isn't cooking itself considered a chemical reaction all on its own?" He offers amusedly, if only because of the subject that follows the conversation thereafter. Gen was incredibly excited at the idea of cola being made for the train, disappointed at the fact that none of the sodas had it as a flavor.

"Heh. Maybe he just has his preferences? Can't blame him. Cola is pretty good."

Roland makes a mental note to ask about what else Senku has made - he jumped on the gun project pretty quickly, and that was already a good indicator of his talent if anyone were to ask Roland.