Bingo
actually they are cutting it with elephant tranquilizer imported from China that is 1000 times stronger than the fentanyl they used to use
True story: Anthony Keidis lead singer of the red hot chili peppers used to get high on heroin with his girlfriend. He used to tell her he was giving her half but he would give her 1/4 only. She never knew and the first time she shot up with a new guy she had to be hospitalized and nearly died.