Link to Coach Taylor's article on Trash Drill featured in "Texas Coach" magazine.

https://keepyourpadsdown.blogspot.com/2019/05/throw-out-trash.html
Link to video of defensive linemen using Trash Drill in game.
https://drive.google.com/file/d/1ADMgEkTt7m0-ex9s4vh_byQ-f6majn0m/view?usp=drivesdk
Linke to Coach Greg Mattison discussing "Dent" technique.
https://twitter.com/search?q=greg%20mattisdon%20dent&src=typed_query
Also, check out @MDGApodcast episode #2 to hear Coach Vass's conversation with Michigan DC Don Brown talk about "Dent" technique. Begin listening at minute 49 to hear Coach Brown talk about this technique specifically.