This week's topic is the Senzo Meyiwa Shooting. We chat to forensic scientist and ballistics expert, Dr David Klatzow, about the science of gunshots and bullets. Then we hear from Rick Treweek, partner of Break Design, about 3D printing guns.

The Science Inside is produced and presented by Paul McNally.

Technical producer: DJ Keyez

Researcher & co-presenter: Lutfiyah Suliman

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