THE BEST SIDE OF HWGACOR

" An experiment that has a drinking water-loaded glass sphere was carried out and al-Farisi confirmed the extra refractions because of the glass could be overlooked in his model.[74][c] As he pointed out in his Kitab Tanqih al-Manazir (The Revision in the Optics), al-Farisi used a significant very clear vessel of glass in the shape of the sphere, w