7199
Copper , chrome , iron and zinc were detected in the gills of both species , and aldrin / dieldrin , endosulfan and heptachlor / heptachlor epoxide were detected in the gills of fish from all of the sites , with the exception of FU10 .
 Chemical: Copper; Chemical: chrome; Chemical: iron; Chemical: zinc; Chemical: aldrin; Chemical: dieldrin; Chemical: endosulfan; Chemical: heptachlor; Chemical: heptachlor epoxide
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Copper; Chemical: chrome; Chemical: iron; Chemical: zinc; Chemical: aldrin; Chemical: dieldrin; Chemical: endosulfan; Chemical: heptachlor; Chemical: heptachlor epoxide