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community dentistry - 3 Questions
"Sullage" refers specifically to the waste water generated from sinks, baths, and kitchens that does not contain human waste. "Sewage" includes waste that may contain pathogens and is typically discharged from toilets. Thus, kitchen waste water is more accurately described as sullage.
The Sumerians, around 3000 BC, are considered the earliest civilization to show evidence of oral hygiene practices, such as using twigs as toothbrushes.
Barrier techniques, such as gloves, masks, and barriers, are used to prevent transmission of AIDS and hepatitis in dental settings.