Published: 19 Jul 2021, 05:11 By: Liam Stoker Novel gravity and kinetic energy storage technology from Energy Vault is among the various options gathering interest. Image: Energy Vault. The July 2021 episode of the Solar Media Podcast, sponsored by Honeywell, is now available to stream, as we delve into everything you need to know about recent polysilicon trade sanctions in the US. Liam Stoker and Andy Colthorpe discuss both the US withhold and release order (WRO) on polysilicon manufacturers and passage of the Uyghur Forced Labour Prevention Act through the US Senate, exploring how the two measures are likely to impact on solar manufacturing and the US market.