16522
An alternative remediation approach , enhanced flushing of uranium , was accomplished by addition of bicarbonate and did not result in highly elevated arsenic concentrations .
 Chemical: uranium; Chemical: bicarbonate; Chemical: arsenic
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: uranium; Chemical: bicarbonate; Chemical: arsenic