Supportive Treatment

Thermal Conductivity

A materials ability to transfer heat or temperature changes

Dimensional change

Shrinkage or expansion of a material expressed as a percentage

Galvanism

Generation of electrical currents that the patient can feel; use of different metals

Corrosion

An IRREVERSIBLE chemical or electrochemical change when metal is attacked by environmental agents

Tarnish

Reversible surface discoloration on metal

Yield strength

Stress at which permanent strain occurs

Ductility

Materials ability to stretch without breaking

Percolation

Pumping fluids in & out as tooth restoration contracts & expands with temperature changes

Flash

Excess of material that extends beyond the preparation margins; removed via contouring

Glass ionomer

Strongest, least soluble dental luting cements

Resin or composite

Medium to high strength tooth colored cement

Zinc oxide Eugenio

Intermediate restorative material; sedative effect on pulp