Charcoal or briquettes? The difference in the quality of fuel used will greatly affect the taste of grilled food. Although charcoal is preferable to the purchase price, but overall costs based on the grill using charcoal expensive. Due to the shorter time of combustion is due to a greater quantity of fuel. In addition, there is the burning of swirling ash, which can contaminate the food being prepared. Also, the calorific value of charcoal is not uniform at the beginning of heat is very high, but rapidly diminishes.