for the glass fragment to strike her, the glass has to be smash at a precise speed and precise angle with a precise orientation, and possibly if the glass has any pre-existing defect. 公仔箱論壇! T5 n6 o9 M! C
tvb now,tvbnow,bttvb7 _" u0 W( `4 |% C
the possibiolity is endless which will make it impossible to repeat the experiment. |