27433
Material and methods : PyroButtons were placed ( fixed ) at various locations in a pan coater , including exhaust plenum , spray - gun bar , baffles and were also allowed to freely move with the tablet - bed .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None