IF, I had to Shoot 20 Round's thru My Tikka Hunting Rifles to FOUL and get GOOD, POI "Cold Bore", shots,.. I'd,.. Wrap them, around a Tree !
Clean,.. then, 2 TWO, Three Max, Fouling shots, "Get it Done" in My, carefully, "Broke in",.. Tikka, Rifles.
I ALWAYS Hunt with, a Fouled, Dirty Barrel ...