25 Cal Pellet Rifle vs Clay w/Various Pellets

Comparing four types of .25 caliber pellets using clay as a ballistics medium, the rifle used is the Walther Falcon Hunter and fires these pellets at around 650 FPS. The clay is a generic air-dry sculpting type, kept just moist enough to keep from hardening. I was inspired to film this after Jeff at Taofledermaus used clay to test the damage that some air guns would do ( I used a little piece of non-hardening clay as a ballistic test a long time ago, but found th