1 BTU of energy        1 match tip

• 250 calories (International Steam Table)
• 0.25 kilocalories (food calories)

1,000 BTU of energy        2 5-ounce glasses of wine

• 250 kilocalories (food calories)
• 0.8 peanut butter and jelly sandwiches

1 million BTU of energy        90 pounds of coal

• 120 pounds of oven-dried hardwood
• 8 gallons of motor gasoline