mrfusion

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.
: y+ w2 l  W! d$ E3 N5.39.217.76公仔箱論壇! Q! m1 |, O2 l$ \! N9 k/ @
the possibiolity is endless which will make it impossible to repeat the experiment.