Owners Manual| page 94, Paint Care“The acrylic enamel finish of the Lotus Elise is extremely resistant to all normal forms of atmospheric attack. Following the simple maintenance procedure summarized below will help retain the gloss, color and protective properties of the paint throughout the life of the car. However, car finishes are not immune to damage and amongst the more common causes of deterioration are:
Atmospheric contaminants; dust, soot, ash, and acidic or alkaline aerosol mist can chemically attack paint.
• Tree sap and insect fluids; can form a water
• Bird excrement; highly acidic or alkaline, they can chemically etch the paint. Wash off immediately.
• Leaves; contain tannic acid which can stain light finishes.”