6870
This study investigated if grass shrimp ( Palaemonetes pugio ) populations from different salinity regimes differed in sensitivity to cadmium ( Cd ) .
 Chemical: cadmium; Chemical: Cd
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: Cd