https://www.liveauctioneers.com/price-result/lot-of-lionel-hopper-tank-and-cargo-train-cars/
Lot of moslty Lionel Hopper/ Tank & Cargo Train Cars. "O" scale. Some w/o wheels..
cargo trainlotlionelhoppertank
https://www.offshore-technology.com/news/ambipar-sbm-offshore-robotic-solution-cargo-oil-tank-cleaning-fpsos/
Aug 12, 2025 - Ambipar and SBM Offshore have announced a joint initiative that introduces a robotic tank cleaning solution for the maintenance of FPSOs.
sbm offshoreoil tankambipardeveloprobotic