LET'S SEE . . . AN UPSIDE-DOWN TRASH CAN LID, GREY DUCT TAPE, SHINY CELLOPHANE, A WHITE PLASTIC ROUND THINGAMAJIGGY, AND METALLIC TAPE TO HOLD IT ALL TOGETHER. A GRADE-SCHOOL SCIENCE PROJECT? NOPE. ONE OF THE FOOTPADS OF THE APOLLO LUNAR MODULE, COMPLIMENTS OF NASA. NO KIDDING. DO YOUR HOMEWORK, SKEPTICS!