Below are 2 pictures of the same set of models; What are the main differences between these 2 sets, from a materials point of view, after you have reviewed the Gypsum Products chapter in Phillips dental Materials Science.
1. Identify the types of gypsum
2. How these products are manufactured
3. What is the W/P ratio for each?
4. How does changing the W/P change how the gypsum reacts in relation to the setting time