The ornamental design for a liquid and lotion applicator, as shown and described.
FIG. 1 is a top plan view of a liquid and lotion applicator showing my new design;
FIG. 2 is a side elevation of the liquid and lotion applicator, the opposite side elevation is a mirror image thereto except for the continuous screw threadng on the neck; and,
FIG. 3 is a bottom plan view of the liquid and lotion applicator.