Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
analysis batch blackboard board chalk chemical chemistry color compound engineering extrusion factory grain grained granulate granule hand industrial industry injection laboratory material molding molecule moulding particle pellets petrochemical plastic polycarbonate polymer polypropylene polystyrene polythene production pvc raw recycling research resin science technology thermoplastic