21704
Sensitive determination of lead , cadmium and nickel in soil , water , vegetable and fruit samples using STAT - FAAS after preconcentration with activated carbon .
 Chemical: cadmium; Chemical: nickel; Chemical: carbon
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: cadmium; Chemical: nickel; Chemical: carbon