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. tvb now,tvbnow,bttvb1 t2 i$ y H; |( ~8 V
" X0 s! S# h5 O! V: u
the possibiolity is endless which will make it impossible to repeat the experiment. |