As opposed to non-fungibility, fungibility means replaceability. It describes the ability of an item to be tradable or exchangeable for other commodities. For instance, cryptocurrencies like ETH, SOL, and many more, are fungible since you can trade them in exchange for physical or digital products.
Proof of Work (PoW)
It’s the short form of Proof of Work—An expensive validation process on the blockchain where miners verify new transactions by solving hash puzzles. This mechanism