hand holding a handful of black plastic pellets on a gray plastic drawer, production of plastic parts, plastic injection, spilling

background balls black bunch charcoal chemical chemistry closeup coal composite compound dark drawer engineer fiber glass grain grained grains granular granule granules gray hand handful holding industrial industry injection manufacturer manufacturing material molding particle parts pelet pellet pellets petrochemical pile plastic polyethylene polyimide polymer polypropylene polystyrene production raw recycling resin scatter small sphere spilling taking technology texture vertical