OFF TOPIC - HOW CAN BE USED OLD TELEVISIONS?

Imagine that your television works, but it´s the time of buy a new one. But...what you should do with your old TV? If you left it in the trash near your house you´re doing something wrong, some materials of  theirs are very pollutant (like phosphorus)  They have to be recycle, with a method we can recover the glass of televisions and use it for produce ceramic tiles.