WHICH BLACK POWDER SHOULD I USE???

I have looked up how to make some pretty dangerous stuff like

36 CALIBER BLACK POWDER FLINTLOCK SQUIRREL RIFLE LOAD DEVELOPMENT - PART #2

Best Black Powder Revolver Buyer's Guide

36 CALIBER BLACK POWDER FLINTLOCK SQUIRREL RIFLE LOAD DEVELOPMENT - PART #1

These Are The Best Brands Of Black Powder and Black Powder

Lyman Pistol & Revolver Handbook

The More You Know: Black VS Smokeless Powder -The Firearm Blog

LOADING A SMOOTHBORE MUZZLELOADER WITH SHOT

fff54 Videos

Should I buy it? : r/blackpowder

Black Powder Gin – Spirit Hub

LOADING A SMOOTHBORE MUZZLELOADER WITH SHOT

Back To Basics: Gunpowder An Official Journal Of The NRA

Black Powder Coreburner Rocket Kits w/ Spindle Remover