Found 1 биржа where ETHGas is traded for ETH. According to the data on 11 February the most optimal price to exchange GWEI for ETH is Ξ0 for 1 ETHGas. This rate is fixed at Uniswap V4 (Ethereum) at the maximum trading volume of the pair GWEI/ETH - 0 ETH.
The maximum daily trading volume is observed in the GWEI/USDT trading pair at LBank and reaches Ξ 3,715.89 (459.26% of the exchange's total trading volumes) at the price Ξ 0 per 1 GWEI.