Related by context. Frequent words. (Click for all words.) 73 Styrofoam 63 plastics 63 polypropylene 62 styrofoam 60 polyethylene 59 PVC 59 plastic 57 resin 56 PET bottles 55 plastic bottles 55 cardboard 55 polyurethane 54 polycarbonate 54 recyclable 54 polyurethane foam 54 polyvinyl chloride 54 extruded 53 biodegradable plastic 53 polymers 53 polymer 53 plastic bags 53 paperboard 53 resins 52 density polyethylene 52 corrugated 52 nylon 52 corrugated cardboard 52 thermoplastic 52 HDPE 51 biodegradable 51 epoxy resin 51 bio degradable 51 plastic containers 51 recycled plastics 51 polythene 51 fiberglass insulation 51 degradable 50 recycled plastic 50 polyester 50 Polypropylene 50 styrene 50 Polyethylene 50 fiberglass 50 recyclable materials 49 aluminum 49 polymeric 49 plasterboard 49 polyamide 49 plasticizers 49 compostable 49 foam 49 aerosol cans 49 packaging 49 recycled 48 recycled materials 48 urethane 48 polyolefins 48 cellulose 47 caustic soda 47 airgel 47 gypsum 47 monomers 47 composites 47 corn starch 47 polyurethanes 47 injection molded 46 extrusion 46 elastomers 46 CNTs 46 beverage cans 46 LDPE 46 injection molding 46 aluminum oxide 46 Plastic bags 46 extrusions 45 chemically treated 45 synthetic rubber 45 foams 45 carbon fibers 45 recycling 45 latex 45 PTFE 45 aluminum foil 45 recyclability 45 elastomer 45 Biodegradable 45 particleboard 45 Plastic 45 metal alloy 45 fiber reinforced 45 Plastics 44 monomer 44 adhesives 44 amorphous silicon 44 cellophane 44 cylindrical 44 blow molding 44 biodegradable bags 44 synthetic fibers 44 bioplastics 44 molded plastic