According to HP, it has a "Multi-touch glass display with a special coating for easier cleaning and abrasion resistance".
Glass, plastic and copper. glass for monitors. plastic for disks (its a special kind of plastic). Copper for the wiring.
Because acid does not react with glass, glass isn't contaminated by anything, and if it is you can see it. Glass also is clear so you can see what kind of chemicals are inside. And used over plastic because some acids react with plastic and plastic is not as clear when it needs to be as thick as glass does.
It depends on the kind of plastic but mostly (I'd think) plastic is a better insulator for heat transport
Glass, plastic and metal will never decompose anywhere.
galileo used glass with a layer of plastic.
To the best of my knowledge no Corelle dishware is made of melamine. Melamine is a kind of plastic. Corelle dishes are made of a kind of glass.
Cup A cup is usually smaller than a glass. It is also used for liquid measurements. Also cups are often made of plastic or ceramic. Glass A glass is usually taller than a cup. Rather than using plastic or ceramic, it uses glass. Also a kind of transparent, hard, yet easily breakable substance.
their made out of plastic or some even glass
Depends on the kind of plastic, but try 100% clear silicone. It's good with many plastics. ( but in future ,please be more specific, - 'plastic' covers hundreds of different compounds.
No. The screen is a special kind of glass that is very hard to scratch. It's not impossible to scratch, but it shouldn't be a problem unless you like to throw your iPod on the ground a lot =]
Screen Protectors are thin films that are supposed to protect your phone from any kind of scratches and fingerprints. A good quality screen protector will also add a grip to your device. The one that I am using for my phone is from Gadgetshieldz. It's just 0.2mm thick and doesn't add any bulk to my device. I have been using it for over 5 months and there is no sign of discoloration.
The kind that's made of glass. The kind that's made of glass.