| http://www.w3.org/ns/prov#value | - Particles and fibers may be coated with materials such as biopolymers (e.g., polypeptides, oligonucleotides), fluoropolymers, organic compounds, fire retardants, biocides, plasticizing agents, colorants or dyes, etc. to impart drugs, pharmaceutical agents, modify toxicity, add dyes and colorants, modify surfaces (including modification of hydrophobicity/hydrophilicity, roughness or surface texture
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