What Is Gas
Paying for computation.
Why Computation Costs Money
Every operation on Ethereum runs on thousands of nodes worldwide. To prevent abuse and pay for this work, the network charges gas.
Gas is the unit that measures computational effort.
What Is Gas?
Gas is a unit of measurement for the work required to execute operations on the EVM.
Sending ETH, calling a contract, or storing data each consume a specific amount of gas based on their complexity.