If you spend enough time dealing with particulate solids, you’ll encounter very sticky solids and end up spending countless hours cleaning out a plugged distributor, opening a discharge chute or banging on the vessel to get the solids to flow. There are many reasons solids clump or stick to surfaces. Let’s face it: sticky solids need special attention. But first, we must identify the source of the stickiness.  In this episode, Traci Purdum, CP's editor-in-chief, reads a column from Solids Advice columnist Tom Blackwood.  You can read the column here.