High speed photograph of a . 22 calibre bullet hitting a chocolate bar. The bullet, emerging in a cloud of fragments, is travelling at about 450 metres per second Mach 1.4. Editorial Stock Photo - Afloimages
High speed photograph of a . 22 calibre bullet hitting a chocolate bar. The bullet, emerging in a cloud of fragments, is travelling at about 450 metres per second (Mach 1.4).