HWGACOR FOR DUMMIES

" An experiment using a water-filled glass sphere was executed and al-Farisi showed the additional refractions mainly because of the glass may very well be dismissed in his product.[74][c] As he noted in his Kitab Tanqih al-Manazir (The Revision on the Optics), al-Farisi utilized a significant distinct vessel of glass in the shape of a sphere, whic