Related by context. Frequent words. (Click for all words.) 65 biodegradable 62 biodegradable plastic 62 bioplastics 60 bio degradable 59 biopolymers 58 cellulose 57 corn starch 57 recycled plastics 57 potato starch 57 compostable 57 degradable 56 plastics 54 cellulosic 54 biofuels 54 biobased 53 cellulosic ethanol 53 polymer 53 polymers 52 synthetic fibers 52 bio fuels 52 recycled materials 52 biofuel 51 nanomaterial 51 feedstocks 51 Biodegradable 51 resins 50 polyvinyl chloride PVC 50 polyolefin 50 recycled plastic 50 nanomaterials 50 composite materials 50 biomaterials 50 plastic resins 50 recyclable 50 polystyrene 50 NatureWorks 50 polypropylene 49 starch 49 sweet sorghum 49 vegetable oils 49 cornstarch 49 nanotechnology 49 organic fertilizers 49 cellulosic biofuels 48 ultracapacitors 48 polyethylene 48 bioproducts 48 feedstock 48 bioenergy 48 plasticizers 48 environmentally friendly 48 biobutanol 48 OLEDs 48 switchgrass 47 Cereplast 47 surfactants 47 ethanol 47 bio ethanol 47 emulsifiers 47 bioethanol 47 solar cells 47 plastic bottles 47 lignin 47 bio diesel 47 biomass 47 biochar 47 polyvinyl chloride 47 biodiesel 47 carbon nanotubes 46 genetically modified seeds 46 PET bottles 46 recyclable materials 46 photovoltaics 46 biofuel crops 46 recyclability 46 corn stover 46 alternative fuels 46 Biofuel 46 crystalline silicon 46 corn ethanol 46 CNTs 46 starches 46 PVC 45 polyurethanes 45 foams 45 soy 45 biodegradable bags 45 nontoxic 45 renewable fuels 45 carbon fiber composites 45 butanol 45 epoxy resins 45 OLED displays 45 microalgae 45 biocompatible 45 water soluble 45 eco friendly 45 biotechnological 45 environmentally benign 44 lithium ion batteries 44 carbon nanotube