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Within the last century, Alfred Fones, the founder of dental hygiene, began educating students on coronal tooth polishing. Prior to the 1970s tooth polishing was provided to all patients as part of their complete care. As of the 1990s to 2000s, evidence suggests that full mouth polishing is not always necessary. Full mouth polishing is still ...
In addition to brushing, cleaning between teeth may help to prevent build-up of plaque bacteria on the teeth. This may be done with dental floss or interdental brushes.. 80% of cavities occur in the grooves, or pits and fissures, of the chewing surfaces of the teeth, [4] however, there is no evidence currently showing that normal at-home flossing reduces the risk of cavities in these areas.
Toothpicks are thin sticks made from various materials that insert into the interdental space for cleaning. Although there is a long history of use dating back to 1.8 million years ago, [8] dentists generally discourage their use due to danger of causing mechanical damage to gum, enamel, and tooth roots. [9]
It can also be restoring something to a former better state (as by cleaning, repairing, or rebuilding). Renovation is very common in some places. For example, there are more than twenty thousand home improvement projects every year in Hong Kong, affecting more than a million residents [1] (population of HK is around 7.5 million in 2023). [2]
Single-room occupancy (SRO) is a type of low-cost housing typically aimed at residents with low or minimal incomes, or single adults who like a minimalist lifestyle, who rent small, furnished single rooms with a bed, chair, and sometimes a small desk. [1]
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Tooth whitening or tooth bleaching is the process of lightening the colour of human teeth. [1] Whitening is often desirable when teeth become yellowed over time for a number of reasons, and can be achieved by changing the intrinsic or extrinsic colour of the tooth enamel . [ 2 ]
If you've been having trouble with any of the connections or words in Wednesday's puzzle, you're not alone and these hints should definitely help you out. Plus, I'll reveal the answers further ...