yes by the wires fail mechanism
"LCD wall brackets for TVs are all different. There are stationary, tilt, and swivel brackets for LCD TVs. The sizes and durability are also different, depending on your needs."
Yes, you can. But if the fire place is in use (coal fire, gas or electric) rising heat may harm the TV, as such a position is often dusty as the heat from the fire rises. If the fire is not used and is more ornamental (may be you have central heating?) then most TVs (LCD, flat?) have a bracket you can buy that can be rawl-plugged into the brick work of the chimney breast.
Yes, you can use a wall mount for your LCD TV. It will give your home more of a newer feel when you have it mounted!
An LCD mount connects a computer or television to the wall. The mount ensures that the TV or computer is securely attached to the wall.
You can mount an LCD monitor on the wall yourself if you are reasonably handy. Follow the instructions included with the wall mount kit.
Best Buy sells LCD wall mounts. These type of mounts can also be found at Home Depot.
www.amazon.com and www.ebay.com are very good starting choices when it comes to wall-mounts, I bought my first LCD wall-mount from eBay, and I still use it to this day.
There are many types of LCD wall mounts. Chances are if you check the website eBay you can find exactly what you are looking for.
The NEC, LCD Wall Mount sits approximately three inches off the wall.
Sony
You may use this mount on any LCD Television that is 18 pounds or less.
This Lcd wall mount is a universal mount designed to work with most any brand with displays that range from 32-50".