Many of his previous tracks were built vertically, progression created through stacking layer upon layer, a style that lent dubstep its vertiginous sense of depth.
To allow efficient stacking of product in the furnace during sintering and prevent parts sticking together, many manufacturers separate ware using ceramic powder separator sheets.
There are tests for stacking, transport, sling, forklift and pallet jack, impact, drop tests, tip, water-retention (i.e. weather), and safe disassembly.
