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? Which acid-fast stain uses steam heat to force stain… ← Intrinsic staining can be caused by all of the following EXC… → Mouth guards are successful because they absorb the energy o…