The use of crude oil and kerosene in the past.
Crude oil to oust the enemy.

At the start of the 16th century, using crude oil, Acehnese sailors burnt Portuguese ships, thus ousting its navy.

Crude oil and kerosene for daily use.
The atmosphere at night in Blora. A mother is telling a story illuminated by a kerosene lamp. Above the door is a bottle filled with crude oil, because it was believed it was able to ward off disaster. Crude oil was also used to massage.