18427
Dermal exposure to BIT at sufficient dose and duration can produce skin sensitization and allergic contact dermatitis in animals and susceptible humans . The purpose of this study is to derive a maximal concentration of BIT in various consumer products that would result in exposures below the No Expected Sensitization Induction Level ( NESIL ) , a dose below which skin sensitization should not occur .
 BIT, BIT
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 BIT, BIT