X-ray CT technology developer, Lumafield, recently raised $35 million in a Series B round led by Spark Capital. Lumafield says it has developed the the world's first accessible x-ray CT scanner for engineers. The startup says the scanners and its cloud-based software can help companies solve tough engineering challenges at every stage of the product development process. Scott Johnston, co-founder and head of engineering at Lumafield, joins Cheddar News' Closing Bell to discuss.