For about $30, anyone 
          can make a very efficient, high-capacity room air cleaner which 
          removes allergens (pollens, spores), smog, smoke and odors.
          
          Attributes: large filter area, low intake resistance, low noise, 
          voluminous air throughput, fan stays clean, long life. 
          
          
          Recipe:
          - select a wire or wicker wastebasket or 
  clothes hamper for a base
          - select and fit a fan in top, facing up
          - wrap the base with Gray Matter®
          
          media 
          - turn fan ON