Dental The β (Beta) hemihydrate of gypsum requires more water to float its powder particles because A They are more regular in shape and dense B They are more regular in shape and highly porous C They are more irregular in shape and porous D They are more dense and prismatic in shape 💡 Explanation The β (Beta) hemihydrate of gypsum requires more water to float its powder particles because ✓ Correct Answer: C. They are more irregular in shape and porous