residue when no tongue
filler used.

• tedious, time-consuming grind-out of buildup
• results in breathable
stone "dust"
• can result in poor appliance fit
• messy
• coarse model appearance

as the tongue filler.

• Requires mixing
• messy
• hard to form
• setup and cleanup time
• often needs carve-out of
residue

as the tongue filler.

• pre-mixed
• long shelf life
• no setup & cleanup
• easy to form
• water soluble
• quick-use void filler
• groomed model
appearance
• results in better-fitting appliances and bleaching trays