In particular, the extraction of BTC due to the utilization of flare gas at oil refineries allows you to benefit without spending other energy sources.
In addition, mining installations that emit excess heat are increasingly being used to heat greenhouses and grow vegetables.
In New York, heat from ASIC is sent to heat water in swimming pools, a user of the social network Elon Musk under the nickname Rev.Hodl built a clothes dryer out of miners.