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Brasso has also been used to polish out scratches in plastics: It has been used to polish CDs, DVDs, screens, and pools to repair scratches. It is a mild solvent and an extremely fine abrasive, so when applied to the reflective surface of the disc and rubbed radially (in straight lines between the edge and centre), it can smooth scratches and reduce their effect.
Optical media discs often require professional preventative or routine cleaning to ensure data accuracy and accessibility; those with no professional experience may scratch the disc surface in their attempt to clean the disc. Build up of dust and oily contaminants on the disc surface, and fingerprints can typically impede the laser beam's ...
How to build a CD ladder. Building a CD ladder involves buying multiple CDs that mature at different times. For example, you might buy a 1-year CD, 2-year CD, 3-year CD, 4-year CD, and a 5-year CD
If we assume no rate changes, this CD ladder would yield about $5,800 over five years compared to about $6,500 if you had put the money in a single fixed-term 12-month CD over rolled annually.
A compact disc in its jewel case.. Compact disc manufacturing is the process by which commercial compact discs (CDs) are replicated in mass quantities using a master version created from a source recording.
The average CD APY on a 1-year CD right now is 1.80%, according to the FDIC. In contrast, some top CDs are paying APYs of 5.00% or more. The difficulty is that if it renews at a much lower APY ...
Disc rot is the tendency of CD, DVD, or other optical discs to become unreadable because of chemical deterioration. The causes include oxidation of the reflective layer, reactions with contaminants, ultra-violet light damage, and de-bonding of the adhesive used to adhere the layers of the disc together.
CD/DVD copy protection is a blanket term for various methods of copy protection for CDs and DVDs. Such methods include DRM, CD-checks, Dummy Files, illegal tables of contents, over-sizing or over-burning the CD, physical errors and bad sectors. Many protection schemes rely on breaking compliance with CD and DVD standards, leading to playback ...
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