Kevin Czinger joins Helen to kick off the third season of Zero Pressure. Kevin is the founder, lead inventor and CEO of Divergent 3D, a company that uses some of the world's most advanced methods of design and additive manufacturing (that's 3D printing) to build vehicle structures.

The Zero Pressure podcast series looks at how science and technology positively can contribute to solving complex, interrelated global challenges of today and tomorrow. We look at pioneering technologies and speak to those on the thinking edge.

Zero Pressure is a podcast from Imperial College London and Saab. A relaxed conversation with those on the cutting edge of science and technology - hosted by Britain's first astronaut Helen Sharman - Presented by Imperial College London and Saab.