83236
Slowing the set time of plaster of Paris products ( most widely used in gypsum plaster wall work and artwork casting ) is typically achieved by the simple introduction of almost any acid diluted into the mixing water .
 Paris
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Paris