can someone explain what a tank is? Im still learning all the lingo and  try to figure it out but cant find a good explanation....can i use a  tank with a carto? also i currently have a 30%pg  mix, is that possibly part of the problem im not getting a satisfying  experience with my Oohm 2.0 cartos? jeezus there's soo many different  products and new vocabulary to learn! 						
i have a ego-t btw
	
		
			
		
		
	
			
			i have a ego-t btw
 
				
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		