FIG. 1 is a perspective view of a dental workstation, showing my new design;
FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof;
FIG. 3 is a left-side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
I claim the ornamental design for a dental workstation, as shown and described.