P3O1L1A1R1I1S1C3O1P3I1C3
20 points
POLARISCOPIC is validvalid
relating to use of the polariscope, an instrument for detecting polarized light
relating to use of the polariscope, an instrument for detecting polarized light
relating to use of the polariscope, an instrument for detecting polarized light
relating to use of the polariscope, an instrument for detecting polarized light