Head noun: pmma
| Same concepts | 
|---|
| http://dbpedia.org/resource/Poly(methyl_methacrylate) | 
Broader concepts
Narrower concepts
| label | provenance | confidence | 
|---|---|---|
| perspex | isap:75853239 | 0.185701 | 
| silicone | isap:378886804 | 0.146927 | 
| plastic | isap:78902823 | 0.073421 | 
| material | isap:378555760 | 0.070665 |