HWGACOR SLOT - AN OVERVIEW

" An experiment using a water-stuffed glass sphere was executed and al-Farisi showed the extra refractions a result of the glass could be dismissed in his model.[seventy four][c] As he pointed out in his Kitab Tanqih al-Manazir (The Revision on the Optics), al-Farisi employed a sizable obvious vessel of glass in the shape of a sphere, which was fil