What are physical properties of icing sugar?

* Appearance: Icing sugar is a fine, white powder.

* Odor: Icing sugar has a sweet, sugary odor.

* Taste: Icing sugar is sweet and has a slightly gritty texture.

* Melting point: Icing sugar melts at 185 degrees Fahrenheit (85 degrees Celsius).

* Solubility: Icing sugar is soluble in water.

* Density: Icing sugar has a density of about 0.6 grams per cubic centimeter.

* Particle size: Icing sugar particles have a diameter of about 10-15 microns.

* Hygroscopicity: Icing sugar is hygroscopic, meaning that it absorbs moisture from the air.

* Compressibility: Icing sugar is compressible, meaning that it can be compressed into a smaller volume.

* Flowability: Icing sugar has good flowability, meaning that it can be easily poured or sifted.