Sol is the native cryptocurrency of Solana, a blockchain platform focused on providing high-speed, low-cost solutions for smart contract applications and decentralized finance (DeFi).
Solana is one of the fastest blockchains available, and uses a technology called Proof of History (PoH) to improve transaction processing speed and reduce costs.
SOL coin is used in:
1. Pay transaction fees on the Solana network.
2. Implement smart contracts and decentralized applications (DApps).
3. It can be used as an investment as it is traded on many platforms.