21064
Lead levels in blood were positively associated with intakes of game and alcohol , Hg was related to fish intake , and blood Cd related to smoking and low iron stores and to a low meat intake .
 Chemical: alcohol; Chemical: Hg; Chemical: Cd; Chemical: iron
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: alcohol; Chemical: Hg; Chemical: Cd; Chemical: iron