kerosene

Scary healing therapies in the early twentieth century
Drinking contaminated water, injecting mercury ... are the methods of treatment that make patients sick
China discovered sweet potato flour made from writing ink, kerosene
Authorities in southern China raided an old pig farm, which is making fake sweet potato flour, made from corn, writing ink and kerosene to market.
Frozen oil can be the key to creating transformational materials
The strange looking objects you see in the image above are frozen kerosene droplets, and do you see that they are making rectangles, triangles, and even polygons?