Which of the following is NOT a source of extrinsic stain? Post author By Anonymous Post date March 25, 2025 Related Posts:Which of the following is NOT a source of extrinsic stain? Which of the following is NOT a source of extrinsic stain? Chlorhexidine stain is not a permanent stain and can… ← Intrinsic staining can be caused by all of the following EXC… → Mouth guards are successful because they absorb the energy o…