# Fuel (NEWUSD) Usage

4. **What is fuel in the NewBitcoin platform?**\
   Fuel is FNBTC tokens, required to participate in mining.
5. **Where can I get** FNBTC**?**
   * Swap with NEWUSD  on the PANCACKE SWAP.
   * Receive from other users.
   * Swap via PancakeSwap.
6. **Can I use USDT directly for mining?**\
   No, you must first convert it to FNBTC.
7. **What happens to my fuel after contributing to a mining pool?**\
   It is either rewarded based on pool win or refunded with a 25% bonus if not.
8. **Is fuel locked forever?**\
   No, it is only locked for a 10-minute mining block.

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