texture{ Polished_Chrome 
                pigment { color rgb<0.5,0,0> }   //Chrome_Metal  
                normal { pigment_pattern{ 
                            cells color_map {[0, rgb 0]
                                             [1, rgb 1]} // end color_map 
                            scale 0.2 } // end pigment_pattern
                         3 } // end normal
                
                finish {  phong 1 }
              } // end of texture