While P2i describes its invisible "hydrophobic layer" as covering the exterior and interior of a product, HzO touts what it calls "WaterBlock" technology, which is applied to the internal circuitry of a device to protect it from moisture.
We have some stats here on the fact that last month, the Department of the Interior held a major oil and gas lease sale covering more than 21 million acres in the Gulf of Mexico that are currently not leased.