Rubber dam: Helps prevent entry of moisture to the cavity, especially just before insertion of silicate fillings, and during root canal therapy. Social one-way links twitter : Fb: Instagram: Tiktok : tiktok.com/@mkdentist05 Disclaimer :This channel isn't going to encourages or encourages any unlawful pursuits and all content material provided by https://hannahs-organization-5.gitbook.io/dung-cu-nha-khoa