mr. carlton and friends of mr. and the effects and the various amounts of the substances and how they would affect the body. and that was powerful evidence to show that they knew full well what these substances would do and informed this company to sell them. >> carlton decided not to fight and has pled guilty to three counts -- possession with intent to distribute controlled substance analog, money laundering, and misbranding. it could send him to prison for life. >> i can't justify anything that i did. and i don't intend to. i mean, the only thing that i hope to do is let as many people know as possible that no matter how hard you're -- you try to be safe and no matter how hard you think you -- or how well you think you have it under control somebody's going to get hurt or even die. these chemicals are so dangerous that all it takes is for someone to just have some of it and not know what they have. >> yet you did think that -- you thought you were smart enough to handle it and smart enough to think that your cust