What are advanced materials, and are they safe? In this second video in the Risk Bites series on advanced materials, we look at the emergence of increasingly advanced materials over the 20th century, and the development of multi-scale materials design and engineering, from the nanoscale to the macroscale. Check out the full 7-part series on advanced materials at    • An introduction to advances materials...   Risk Bites was created by Andrew Maynard. This week's video was produced by Andrew Maynard and David Faulkner Risk Bites is supported by the ASU Risk Innovation Lab