•    Varnish is a nearly homogeneous solution of resin in oil, alcohol or turpentine. 
    •    The type of solvent depends upon the type of resin used. 
    •    Oil-based varnish is the most durable finish that can be easily applied by the average woodworker. 
    •    Driers are added to oil bound paints to accelerate drying process. 
    •    Litharge and lead acetate are used as drier in varnish.