water bottles, news paper, glass obects, its not really hard to think of them
In rural Africa, very little, because the schools have very few items to help them teach. In most of the western world, up to half of the rubbish could be recycled.
papers
A few computers use recycled plastic in their cases, and most steel and aluminum items contain recycled (scrap) metal that has gone back into the metal supply. But most components of computers are made from new materials.
Big items that need to be recycled, should be taken to the actual recycle location. Big items may be required to be broken down as much as they can.
oil filters
Many items are made with recycled materials. Most of the paper products and cardboard contain at least a portion of recycled material. Plastic items can also contain recycled content and are usually marked.
It can be melted or burned . If it's useless it's burned ,but if it's useful it can be melted and then it can be recycled.
In principle anything can be recycled, the problem is some things are economically impractical to recycle.
many things
From what I have understood of this company yes. All of their products have the right to claim that they use recycled material to produce their product. They seem to make various items and all of these items are made from recycled material.
There are a growing number of places that offer items made from recycled materials because it is getting trendier. Specific retails who make their business supplying recycled furniture items are Treehugger and Repsol.
Yes it can be recycled but but there are very few recycling programs for it.