D ensity (kg/m ^ 3) 100 1000 10000 Y ield strength (elastic lim it) (M Pa) 0.01 0.1 1 10 100 1000 Glasses Technicalceram ics Composites M etals and alloys Polymers Non-technicalceram ics Elastom ers Naturalm aterials Foam s Price (U SD /kg) 0.1 1 10 100 1000 10000 CO 2 footprint,prim ary production (kg/kg) 0.01 0.1 1 10 100 1000 10000 Glasses Naturalm aterials Technicalceram ics Polymers M etals and alloys Com posites Elastom ers Foam s Non-technicalceram ics
