Not my glass although im currently in Possesion And when i release said vessel Then if the spirit moves me And of course At my leisure Will evaluate. ...... Im sure you will appreciate My exclusion to Such mitigating factors as thermal expansion, evaporative distillation. Etc.etc. Bully ..old sport Lets get down to brass tacks ! Lets see π x inside radius squared multiplied by Height . Right? Now ...... Mind you Taper is slightly Less outside compared to inside to add strength In this case Lets erase this Also augmentation of transparency Along with surface tension Etc.etc. Although you know the angle will change Effective visual Midway This is only a off The cuff hypothesis It is my belief there is less empty space With in this cylinder than There is liquid at this given time from this view. Wether or not you concur bears no weight That being said Lets get into your head. And see exactly why you are driven to Ignore the risk Of asking me If i think My glass is half full or half empty. It shant be long Youre eyes kinematics already confirmed my suspicions. What you want the information for is easy to derive.......may i Continue to see if you lie?