Tag: freight rail

Freight tsheb ciav hlau nrog roj av tankcars. getty America twb ntsib ib qho teeb meem ntawm cov khoom siv roj av, tshwj xeeb tshaj yog nyob rau sab qaum teb sab hnub tuaj, vim muaj ntau yam uas tau ua rau tsis txaus hauv cheeb tsam refin ...