product from degradation and water loss. This characteristic can lead to a longer shelf life for a food or the longevity of a car without rusting.
**2. Stability - the glazing agent must maintain its integrity under pressure or heat.
**3. Uniform viscosity - this ensures a stronger protective coating that can be applied to the product as a homogeneous layer.
**4. Industrial reproduction - because most glazing agents are used on commercial goods and therefore large quantities of glazing agent may be needed.

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