गुबुन फारसेथिं सासे गुबुन मुंदांखा आनजादगिरि मुंदांखा इंराज रासायन बिगियानगिरि ( Robert Boyle ) आबो गावनि 1663 आव बेखौ नुबाय दि रुफा - संख्रिनि गलाय ( Silver - Salt Solution ) नि गाबखौ साननि सोराङाव सोलायनो हमो ।
On the other side , a another experimenter famous English chemist Robert Boyle has also seen during his various kind of experiments that color of silver-salt solution changes in freaky manner in the sunlight .