10685
Perfluoroalkyl acids , including perfluorohexane sulfonate ( PFHxS ) , are fluorinated organic compounds used as surfactants and water and stain repellents in carpets , paper , and textiles , with characteristics to bioaccumulate and biomagnify in the food chain .
 Chemical: Perfluoroalkyl acids; Chemical: perfluorohexane sulfonate; Chemical: PFHxS
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Perfluoroalkyl acids, perfluorohexane sulfonate, PFHxS 
Answer:
 Chemical: Perfluoroalkyl acids; Chemical: perfluorohexane sulfonate; Chemical: PFHxS