In this episode:
1. What is Twin Dent needle
2. Activation VS Agitation
3, Advantages & disadvantages of Piezo / Ultrasonic system.
4. PATS system.
5. Why are surfactants vital & when ? 
6. Does heating HYPO help ? 
7. Which activation technique helps us achieve maximum penetration of dentinal tubules & how deep are microbes actually present inside the tubules. 
8.  What is passive WAIT ? 
9. Lasers and endodontics.