1   Solid Surface: Cutting boards are recommended by most solid surface manufacturers. Scratches can be buffed away. Granite: Damage to sealant may occur when cutting directly on a granite countertop.  
2   Solid Surface: Minor heat damage usually can be repaired by the homeowner, and more severe heat damage can be inconspicuously repaired by a certified installer. Granite: Extreme or prolonged exposure to heat may damage the sealant.  
3   Solid Surface: Gibraltar and Earthstone Solid Surface meet the following standards: ASTM G21 & G22 for fungal and bacterial resistance; NSF Class 51 for food and splash zones; and FDA compliance for food contact. Granite: The natural stone industry has developed several specialized products and procedures to protect surfaces from some of the conditions mentioned above. Go to http://www.stonecare.com/ for details.  
 
  Sources:
The Buyers Guide to Selecting Granite Counter Tops, Frederick M. Heuston, 2002, NTC Enterprises, Inc.
Caring for Your Granite Countertop, by Frederick M. Heuston, 1997, NTC Enterprises, Inc.
International Solid Surface Fabricators Association / http://www.issfa.com/
Marble Institute of America / http://www.marble-institute.com/
National Training Center for Stone & Masonry Trades / http://www.ntc-stone.com/
Building Materials Supplies / www.bmsco.net/nc.html
Stone Care International / http://www.stonecare.com/

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