What does buildup interferes with?

In dentistry, tartar is calculus build-up that occurs on the teeth.

interfere is when someone is in something that they are not supposted to be in.

Sediment is fine particles carried in a liquid... such as sand in a river. It gets carried along when the river is flowing swiftly, but if the water slwos down enough, such as in a lake, or at a...

It in the military, especially in the field (front lines), an officer might point to a map and state, "...intell says there's a large buildup of NVA...here...", then possibly further adding,...

Ne pas interférer