Patent Tesla filed, purple for human energy field, in notes, plates can be any color, example, yellow food heals yellow color stomach. Molecules pyramids on metal surface. Pyramid has a funnel function shape V collects energy free in outer space, Tachyon, Scalar, Chi, etc., pass over through in wide pyramid V side and out through the point tip _V collects, concentrates and amplifies subtle energy. Research online testimonies and You Tube testimonies of what to expect using plates ( ebay no allow web page links ) Plate will not revert rancid food to normal taste, yet plate will preserve foods for a period of time. Photo plausible proof cauliflower sliced in half stored about a month in refrigerator, side without pyramid plate has brownish top, other side on top of pyramid plate multi colored has no brownish. Photos have information and healed testimonies. Different logos for different company's purple plates, the factory plate shipped has no logo stamp. Stamp one ships no track number # Molecules micro pyramids on surface of metal tags plates. REASON WHY THESE TESLA PLATES ARE ECONOMICAL IS ONE STAMP NO TRACK NUMBER # AND NO LOGO AD ( photos pyramid on Mars is also pyramid molecule tetrahedron 3 sides and 1 bottom base pyramid )