There's a question with two very different possible answers. Felix glances at Jim, but if the captain wants a say in his reply then he's a little too slow.

"Things like this are something of a specialty of mine. The, ah, toxicology is more of a side interest. A few years ago I ran into some rather foolish and unsavory people experimenting with a gateway to this place." He shrugs. "After that it became my problem."