The students were impressed by the universal edibility test. This was something that they took for granted before. Human civilization had evolved for hundreds or even millions of years and they had learned a long time ago which plants and animals were good to eat and which ones were not,
However, since they were facing a new era, where people started to explore the universe, they would be met with a new final frontier. There was no certainty in those new places.
Emma remembered her experience when she visited Planet Daneria together with Therius and Xion on the way to Akkadia. They didn't dare to eat any fruits or plants on that planet except ones that were served to them by the Daneria Space Base staff.
