candida organisms, and there was not adverse effect on either dimensional change or surface roughness of impression materials. Disadvantages with this method, cannot kill micro organisms that are shadowed from the emission, UV light with should be designed in such a way that the impression, rotates on the taste and unit surrounded by miwon (Hiroshi Ishiode 1991, JPD) Concepts for transporting impressions to ‌‌. Laboratory. 1. Send it well cleaned (Rinsed) and undisinfected in a biohazerd – labeled, heat sealed plastic bag. OR 2. Debride, clean (rinse) and adequately disinfect it, place it in a sealed transport bag labeled with the precautions taken.