This kind of information can get someone hurt, this is not a game guys. If you want to ask a question that is great and you will get a great response... Allot of new people will read this post and believe that they do not have to aspirate... (until they have tren in their lungs). THIS HAS HAPPEND TO ME, MY FREIND DID NOT APSPRAIT FOR ME. ...HE just forgot... I AM NOT TALKING ABOUT A LITTLE TREN COUGH, BURNING THROUGH MY WHOLE BODY INLUDING MY Gums’ thought this is it I really F***** UP.... Aspirate always and you will not have a problem............. Your doing a great job Needto.....................