Dear members, I need some information abour PMMA. Is it used for photo-lithography? Is it photo-sensitive? Is it resistant to ethanol? Thank you very much; Paolo Bondavalli Nanostructures Electroniques, Nanocarb THALES RESEARCH AND TECHNOLOGY Route Departementale 128 F91767 Palaiseau Cedex (FRANCE) Tel : 01 69 41 58 83 Fax : 01 69 41 57 38 Email : Paolo.Bondavalli@thalesgroup.com