The neighboring farmers used to collect the oil and use it to grease their wagon axles; others, more enterprising, made a business of gathering the floating substance, packing it in bottles, and selling it broadcast as a medicine.
附近的农民过去常常收集油并用它来润滑他们的货车车轴。其他更有进取心的人开始收集漂浮物质,将其装在瓶子里,然后将其作为药物出售。