Dry ice is white solid, amorphorphous, frozen carbon dioxide existing at temperatures below -80C or about -150F. It is used as a refrigerant and when dropped into water produces a spooky fog useful in films and theatre. read more
Such dry ice"snow" also forms on the nozzle of a carbon dioxide fire extinguisher when it is used. Special Properties of Dry Ice. Under normal atmospheric pressure, dry ice undergoes the process of sublimation, transitioning directly from solid to gaseous form. read more
Dry ice is the solid form of CO 2 and is white opaque in appearance. It is important to handle or store CO 2, whether solid or gas, in well-ventilated areas to reduce the danger of asphyxiation. The detailed table below shows the chemical and physical properties of CO 2. Dry ice sublimates or changes directly from solid to gas, without a liquid phase. read more