Skin lightening products -- also known as bleaching creams, whiteners, skin brighteners, or fading creams -- work by reducing a pigment called melanin in the skin. Most people who use lighteners do so to treat skin problems such as freckles, age spots, acne scars, or discoloration related to hormones.
The Deepest Oil Well. 555 feet: Total height of spar. 13 days: Time it took to secure spar to seafloor. 10,000: Number of cars it would take to equal Perdido's weight. 9,627 feet: Water depth at deepest well. 184 miles: Total length of pipeline laid on seafloor.
The safety record was remarkable, because offshore drilling today pushes technology with challenges matched only by the space program. Deepwater Horizon was in 5,000 feet of water and would drill another 13,000 feet, a total of three miles. The oil and gas down there are under enormous pressure. And the key to keeping that pressure under control is this fluid that drillers call mud..