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Solvent Alternatives Guide
CO2 Pellets


  • Concern is growing that CO2 is a green house warming gas. The snow cleaning process does not contribute new CO2 to the atmosphere. The CO2 gas used for cleaning is a byproduct of other industrial processes and it can be recycled.

  • This process will not increase water use and will decrease water use if substituted for water intensive processes.

  • The contaminant that has been removed must be collected and disposed of as appropriate.

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Last Update: 18 March 1995