Regular tooth cleaning by the dentist is important to remove calculus or tartar that may develop even with careful brushing and flossing. Professional cleaning includes scaling and polishing. Scaling is a common non-surgical treatment for removal of infected deposits-tartar or calculus-from the tooth surface.orrect dental care can help you keep your teeth healthy for a lifetime. Scaling is one such procedure that keeps your gums healthy and firm. It is a procedure used to remove infected deposits like plaque, calculus and stains from the tooth surfaces.
HUMIDITY: Water vapour present in the air. MOISTURE: Water vapour present in the air, or water traces present in a solid substance, like food item, cotton, soil etc. The term HUMIDITY is preferred for air or used in the context of weather and climate. For example, we say that, today humidity in air is more instead of saying today air has more moisture.
The new definition says absolute humidity is the mass of the water vapor in a volume divided by the mass of dry air in the said volume. This definition is much convenient when dealing with pressure changes. However, to avoid confusion, the first definition is renamed as the volumetric humidity. Relative Humidity. Relative humidity is important when the real effect of the humidity is concerned. To understand the concept of relative humidity, there are two concepts that are needed to be addressed first. First one is the partial pressure.