4579
This device can reduce the possibility of reaction between bioactive compounds and sulfur / sulfurous acid , as well as control the limitation of SO ( 2 ) residues .
 Chemical: sulfur; Chemical: sulfurous acid; Chemical: SO ( 2 )
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: sulfur; Chemical: sulfurous acid; Chemical: SO ( 2 )