Huge foundry furnace - video

Huge foundry furnace. By Rob Bonifacio. 7:36 video:

https://www.youtube.com/watch?v=hoeM9d8p5QQ

Part 2. By Rob Bonifacio. 13:14 video:

https://www.youtube.com/watch?v=EdUe6F6BUEY

Part 3. By Rob Bonifacio. 9:36 video:

https://www.youtube.com/watch?v=dDB0oEOHLC4