Numnuts® – the Benefits of Pain Relief for Lamb Marking

This week on the podcast we have Robin Smith, a Product Design Engineer and creator of Numnuts. Numnuts is a device that simultaneously castrates or tails a lamb whilst also administering pain relief. Robin is originally from a family of sheep vets: "You end up back in the flock as you get older," and the Numnuts story began when Robin's father developed a vaccine for barber's pole. Robin's company, 4c Design, developed the machine that produced the vaccine. That brought Robin over to...