Larger mechanical presses make a four-inch diameter briquette of nearly any length that can be used in a 600 horse power factory boiler or cut down for a home wood burner.

• 大型压机能够加工直径为四英尺，长度任意调节的坯块。这样的坯块能够用在600马力的工厂锅炉，或者可以切成小块用于家庭型火炉。