2. Run 15 Minutes on Stabilized Fuel “Run the engine at least 15 minutes with stabilizer in the tank to circulate the fuel completely throughout the system,” Meeler suggests. 3. Replace the ...

At a bustling hotpot restaurant in Southwest China's Sichuan province, waiters pour each pot of leftover oil into a funnel-shaped oil-water separator in the kitchen. This oil is then sent to ...