Disgusting, but probably true. I haven't been able to find an exact match, but this overly-broad-yet-approved patent might encompass it, and the filing date se

Disgusting, but probably true. I haven't been able to find an exact match, but this overly-broad-yet-approved patent might encompass it, and the filing date seems to fit: https://patents.google.com/patent/US9069452 https://patents.google.com/patent/US9069452