Permanently delete (clear) items and/or fluids in machines, transport belts, etc. in an area that you select
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.
Play it your way.
It would be nice if this tool could delete cargo and fluid train wagons as well as belts and pipes. Would that be possible?
I disabled this by default in the per-player mod settings, but you can enable it via Settings → Mod settings → Per player → Item/fluid Wiper → Wipe vehicle contents. Thanks for using the mod!