I'm an expert in the field of combustion and energy, with a particular focus on the practical aspects of maintaining a fire. Keeping coal burning efficiently requires a good understanding of the combustion process and the right techniques to ensure a consistent and strong fire. Here’s a detailed guide on how to keep coal burning:

Introduction to Combustion
Combustion is a chemical process that occurs when a fuel source, such as coal, reacts with oxygen to produce heat and light. For coal to burn effectively, it needs a consistent supply of oxygen and the right conditions to maintain the reaction.

Choosing the Right Fuel
The type of coal you choose can significantly impact how well it burns. Bituminous coal, for instance, burns hotter and longer than lignite. Hardwood charcoal is also a good option as it burns hotter and can add a distinct flavor to your cooking, especially when grilling.

Starting the Fire
To start a fire with coal, you’ll need a heat source. Many people use lighter fluid or a chimney starter. Once the coal is ignited, it’s important to spread it out evenly to ensure a consistent burn.

Building the Fire
Method 3, as you mentioned, suggests packing the charcoals together for strong, direct heat. This method is particularly useful for high-heat cooking methods like searing steaks. However, for a more even and sustained heat, it’s better to spread the coals out in a single layer.

Maintaining the Fire
To keep your grill burning hot, you need to add coals regularly. This is crucial for maintaining a consistent temperature throughout your cooking session.

Ventilation
Keeping the top and bottom vents open is essential for achieving the hottest temperature. Proper ventilation allows for a good airflow, which is necessary for the coal to burn efficiently.

Managing Ash
Frequently emptying the ash is another key aspect of maintaining a strong fire. Ash can insulate the coal and reduce the temperature, so removing it can help the coal burn hotter.

Adding Hardwood Charcoal
For an added flavor and greater heat, consider adding hardwood charcoal to your mix. Hardwoods like oak, hickory, or mesquite can impart a smoky flavor to your food.

Monitoring the Fire
Regularly monitor the fire to ensure it’s burning at the desired temperature. Use a grill thermometer to check the temperature and adjust your ventilation accordingly.

Safety Precautions
Always exercise safety when dealing with fire. Keep a fire extinguisher nearby, and never leave a fire unattended.

Conclusion
Keeping coal burning is a balance of proper fuel selection, initial ignition, maintaining the right conditions for combustion, and regular maintenance. By following these steps, you can ensure a strong and consistent fire for your grilling needs.

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Method 3 Building and Keeping a Strong FirePack your charcoals together for strong, direct heat. ... Add coals regularly to keep your grill burning hot. ... Keep the top and bottom vents open to get the hottest temperature. ... Empty the ash frequently. ... Adding hardwood charcoal for added flavor and greater heat.read more >>