Base: New from scratch. Tools used: SSBD Level Editor, Gimp 2.8, Notepad, SSBD Packager. Release date: 2017.07.19. Last update: 2017.08.09.
Release 2 changes (2017.08.09) contains a minor bug fixes not critical for gameplay. After the level ending it's restarted and you not more being at empty field.
To run the level, extract *.bds file to "scenarios" folder. Run the game and select the "Hazardous Materials" campaign in the "Custom Game" category... Something like this... ;]