That groan just makes Korrin grin in response, then she straightens. "Yeah, they can be. I just like to keep an eye on them to make sure that doesn't change. But anyway, I think these are done. Give me a moment to get some satchels so we can keep them separate. The last thing we need is to mix them up."

This is why normally Korrin advocates not bringing more than one type of grenade on the field at a time...but this is for experimentation, so they need more leeway.