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; d/ A/ T H: l$ R- l/ }: d
" r2 G9 F- E7 X1 sthe possibiolity is endless which will make it impossible to repeat the experiment. |