FireSteel BIO Army is the new version made of biodegradable plastic that comes from GMO free corn plants. Can be used to light a fire, gas burner, gas grill and much more. You get high performance no matter what height you are at and the spark plug also works even when wet. The igniter produces a spark of 2,980 degrees Celsius which can also be used as an emergency signal. Can be used as an emergency whistle.