Mercury. Most people know that this element is toxic âitâs been phased out of many products and has even been banned in some countries as an ingredient in cosmeticâwhich makes it all the more surprising that many skin bleaching products out there still contain mercury.ercury. Most people know that this element is toxic âitâs been phased out of many products and has even been banned in some countries as an ingredient in cosmeticâwhich makes it all the more surprising that many skin bleaching products out there still contain mercury.
One group of manufacturers is known as the DVD forum, made up of Mitsubishi, Hitachi, Time Warner and Sony support DVD-R, whilst the +R format is supported by the DVD+RW Alliance, who consist of Sony, Yamaha, Philips and Dell. These days all modern writers support both types of DVD format.
A Blu-ray disc is a form of optical disc. It looks the same as a DVD, but can store about six times as much information as a standard DVD. Because they can hold so much more information, Blu-ray discs can provide high-definition audio and video for output on HD TVs and surround sound systems, while an ordinary DVD cannot.