12202
Several scientifically and technologically important classes of disordered low - Z materials such as small and large organic molecules , graphitic powders , polymers and liquids are intentionally explored to certify the technique ' s performance .
 Chemical: graphitic
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: graphitic