public class DemoMetricConversions {
   public static void main(String[] args) {
	   System.out.println("There are " + 
		   MetricConversions.LITERS_PER_GALLON + " liters/gallon.");
	   System.out.println("100liters = " +
		   MetricConversions.litersToGallons(100.0) + "gallons");
	   System.out.println("100in = " +
		   MetricConversions.gallonsToLiters(100.0) + "liters");
	}
}