21862
The fibers may find application in electronic devices , as components of ceramic matrix composites , as fiber beds in hightemperature nano - filtering like diesel fine dust removal , or as thermally robust and chemically inert catalyst supports .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None