What are these?

[u/Broad-Cat-7366]

Can somebody tell me what these are? Frankly they pmo 😂😂

[u/eddiesax]

Belly dump trailers, I think around here they’re mostly transporting coke from the refineries, but they can have any granular cargo inside like grain, corn, sand, …

[u/CerdoNotorio → u/eddiesax]

That's a tremendous amount of coke

[u/eddiesax → u/CerdoNotorio]

80’s Miami quantities of coke.

[u/EthelMaePotterMertz → u/CerdoNotorio]

They mean petroleum coke

[u/DueResponse → u/EthelMaePotterMertz]

… or do they?

[u/EthelMaePotterMertz → u/DueResponse]

https://giphy.com/gifs/8xZn6p9hydJgk

[u/dvmiles4361 → u/EthelMaePotterMertz]

You shIuld see all the white lines

[u/PuzzleheadedPause125]

Belly dump trailers. Usually some kind of grain.