What is Gas Fee?
⛽ Gas Fee = cost of performing transactions on a blockchain.
Why gas exists:
• Compensates validators
• Prevents spam attacks
• Prioritizes transactions
Factors affecting gas:
• Network congestion
• Transaction complexity
• Gas limit + gas price
Example blockchains:
• Ethereum → Gas in ETH
• BNB Chain → Gas in BNB
• Polygon → Gas in MATIC
Tips:
• Monitor gas fees before transactions
• Use L2s or low-cost chains during high traffic
✅ Understand gas to optimize costs!
❓ What’s the highest gas fee you’ve paid?
