This stuff is known as Dutch Brick.
The weed is being tumbled, the resin collected and sold as Dutch Cream and what's left is being coated with the micro glass beads used in sandblasting.

To the inexperienced user it looks like resin tric's, to me it looks criminal.
DeepFriedBrain Reviewed by DeepFriedBrain on . glass contaminated weed UK Wales this week investigation into the cannabis contamination. Part 1 - YouTube - ITV Wales - Wales This Week - Contaminated Cannabis - Part 1 Part 2 - YouTube - ITV Wales - Wales This Week - Contaminated Cannabis - Part 2 Have a look. i did have a thread about this on here, but its been deleted. so beancounter and lip, please just watch this and do not start a row:p Rating: 5