This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'A technique of transforming two fluid (or paste-like) materials into a homogeneous mixture without mechanical stirring is known as: \nSelect and explain. \nA. Static mixing, B. Rheology, C. Dynamic mixing, D. Mixing time', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Static mixing\xa0— A technique of transforming two fluid (or paste-like) materials into a homogeneous mixture without mechanical stirring; it requires a device that forces two streams of material into\xa0 a mixer cylinder, such that as the streams move through the mixer, while the stationary elements in the mixer continuously blend the materials.\nKey Concept\nA technique of transforming two fluid (or paste-like) materials into a homogeneous mixture without mechanical stirring is called static mixing.\nRef: Phillip’s Science of Dental Materials ed 12 pg 152', 'role': 'assistant'}]