Dental services, namely performing endodontic procedures

chemical or light-curing composite material for core build-up to prepare for restoration of tooth following root canal therapy; base, catalyst and visible light cured composite resins and bioceramic for obturation of root canal following cleaning and shaping of canal; Disinfectant solution for use during and/or following cleaning of shaping of root canal and prior to obturation; Lubrication solution for use during cleaning and shaping of root canal

air filters for furnaces; air filters for domestic use