Geology Sir, Dherai pachi aaunu vayo... tapai le library (nepali book) ko kholnu hola ra ma padhuala vaner basya khai kaile ho kaile....I know its little bit off topic yo thread ko lagi.. tara malai tapai le mention garya kura baer ma zero knowledge cha ,,tehi vayer kehi navanya.. Its good to see you..Serail ra mulmiz lai vetnu vayo vane maile samjhya cha bhannu hola hai..