Polishing 1 classroom uses 3/8 tin of polish.

Polishing 9 classrooms uses 9 x 3/8 = 27/8 = 33/8 tins and thus 4 tins will have to be purchased.

Colors of polishing pad depends on the manufacturer of the polishing pad and describes the grade (level of cut) of the polishing. Some examples are: Meguiars: Burgundy (Cutting), Yellow (Polishing), Tan (Finishing) Menzerana: White (Cutting), Orange (Polishing) Sonus: Yellow (Cutting), White (Polishing), Red (Finishing)

skin polishing is another name for exfoliating

We can use:

- mechanical polishing

- chemical polishing

Use for polishing teeth