THE 2-MINUTE RULE FOR HWGACOR RTP

" An experiment using a drinking water-crammed glass sphere was conducted and al-Farisi showed the extra refractions due to the glass can be overlooked in his design.[seventy four][c] As he pointed out in his Kitab Tanqih al-Manazir (The Revision on the Optics), al-Farisi employed a sizable distinct vessel of glass in The form of the sphere, which