ili:i113933
http:| rdf: | type | |
| skos: | definition | a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite |
Semantic relations
| ∴dns: | linked concept |
Other
| Source | http: |
∴ fully or partially logically inferred
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