12472
In some cases , post - cure of the resins at 350 degrees C resulted in significant decomposition and off - gassing , but cure protocols that terminated at 250 - 300 degrees C generated void - free resin pucks without degradation .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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