Filters may be installed in-line near the point-of-use (e.g. between the waterline and the dental instrument) to block the passage of microorganisms. Filters will have no effect on the development of biofilm in the waterlines, but will remove microorganisms as the water is delivered to the patient.
Bristled definition, one of the short, stiff, coarse hairs of certain animals, especially hogs, used extensively in making brushes. See more.
A bristlecone pine is one of three species of pine trees (family Pinaceae, genus Pinus, subsection Balfourianae). All three species are long-lived and highly resilient to harsh weather and bad soils. One of the three species, Pinus longaeva, is among the longest-lived life forms on Earth.