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FAST REVISION
Oral Surgery
Rapid onset of action seen by local anaesthesia in small nerve endings is due to the high ratio of surface area to the volume of small nerve fibres.
Dental Material
The basic constituent of reversible hydrocolloid impression materials is agar-agar, which is an organic colloid derived from red seaweed
The active ingredient in reversible hydrocolloid impression materials, typically
making up 6–12% of the ma