सोडियम थायो-सल्फेटजों गलायाव दसे सोमना लाखिनानै , रानखांफिननायनि उनाव सान्दुंनि सोराङाव लाखियोब्लाबो सावगारिनि गाबा गोसोम जायामोन ।
Now , color of the picture would not have black even after keeping dunk in the solution of Sodium Thio-Sulphat for few moment , then keeping on keeping in sunlight after drying .