They are usually alcohol-based - so they evaporate quickly. The best (and cheapest) way to keep a screen clean - is a slightly damp (not wet) cloth wiped over the surface once a week.
distilled water
No, not all DVD players come with LCD. LCD refers to screens, and only portable DVD players come with screens. Most of which aren't even LCD screens but HD screens.
The LCD screens from LG electronics have the same features as ordinary LCD screens, plus for an extra price, it can have extra features, such as LG Cinema 3D.
Early LCD screens used glass but in recent years, the glass has been replaced with plastics.
An LCD panel is actually a LCD screen that is part of your computer monitor or LCD Television. There are different types of screens such as plasma as well, but to answer your question, an LCD panel is the LCD screen on your monitor or television (provided it is an LCD model).
LCD TV screens weigh less and use less energy than plasma TV screens, but plasma has better picture and colors. LCD screens are thinner than plasma screens as well.
You can find cheap LCD screens at any electronic store or webiste. Look up geeks.com or overstock.com to find cheap LCD screens. You can find them from 350 dollars up past a thousand.
LCD screens are made of a layer of liquified crystal between electrodes, unlike LED screens, LCD screens aren't made of tiny lightbulbs therefore very hard to fix
Plasma screens are less energy efficient than LCD screens, per square inch. LCD screens are more subject to blurring than plasma screens. The color saturation and black-level performance are considered slightly better in plasma screens, though it depends on model. Plasma screens have a greater likelihood of burn-in than LCD screens.
LCD
DSi
YES
Any other type of screen would bee too large, LCD screens allow for slim laptops, which is better, no?No, actually. It uses LCD because it uses less heat and energy. Since laptops are so small they do not have proper fans to air them out so they don't over heat, if they did they would be useless. LCD screens are efficient to laptops because they do not create as much heat, therefore saves the laptop. You could easily use a classic glass screen for a laptop, but the LCD is much more practical.