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.
Blu-ray vs. DVD. Diffen âº Technology âº Consumer Electronics. Blu-ray and DVD are media storage formats, most commonly used for movies. DVD is the older format and Blu-ray is the more recent, high definition format with several improvements over traditional DVDs.