presence means they are allowing drug use to occur. >> so you are not against drug use. >> it's not the best idea in most cases. we just know that it's going to happen, so we're just trying to take steps to make it as safe as possible. >> even though adam is not presently on mystery land's grounds, he continues to operate on the down low with new clients. >> this is our markey test kit. here is our spectrum. these yellow ones right here are the most common in molly or mdma, like meth loan, meth drone. >> break up a chunk here. >> molly is often mixed or substituted with toxic additives that can trigger lethal reactions. >> is that enough? >> plenty. >> by testing a small sample, adam's kits can test the purity of drugs. >> you want it to be kind of purple at first and then change to black over about five seconds. >> a yellow reaction indicates potentially lethal impurities, a