Oil lamps were widely used since the 1860s, when kerosene became more readily available. Modern oil lamps can produce light that’s as bright as an incandescent light bulb.
I had a friend in Los Angeles who didn’t want an electric refrigerator. She purchased everything dried or canned and often went to her local market, which was one block away. For those items that absolutely needed to be kept cool, she had a makeshift evaporative cooler on her kitchen counter.
Many Amish families purchase kitchen and farm tools from Lehmans. It offers gas-powered refrigerators, hand-operated appliances, stoves and an array of old-fashioned products that are used by many people living off the grid today.