It is cut up,mixed with water and chemicals(化学物质)and boiled before it is pressed into new paper.The process includes many steps and uses a lot of energy.So is there a simpler way to deal with solid waste?Yes,t
It is cut up, mixed with water and chemicals and boiled before it is pressed into new paper. The process has many steps and uses a lot of energy. So is there a simpler way to deal with solid waste? Yes, there is. It's called up cycling.In recycling, an object is broken down ...
So, too, will tiny pieces of broken glass, especially when the pieces are different colors (called mixed-glass cullet). And many recycling programs won't take some products that are very difficult to recycle. Chief among them is PVC. This kind of plastic (which can be identified by the ...
Metals such as iron, copper, and tin have to be extracted from their ores. Generally, pure metals are weak in structure, they cannot directly be used in industry. Metals are mixed with other metals, which are then called alloys. For example, tin breaks easily, while lead is a soft metal...
Integrated circuits like microchips are composed of semiconductor materials. At extremely low temperatures, metals conduct electricity better than any known substance at room temperature. This phenomenon is calledsuperconductivity. A substance that behaves in this way is called asuperconductor. ...
Since e-waste is mostly made up of plastic and metals, it takes a long time for it to break down. As a result, it stays buried in landfills for centuries and ends up causing air and water pollution. In order to reduce e-waste, people are upcycling their old electronics to create ...
根据 "It is cut up, mixed with water and chemicals and boiled before it is pressed into new paper. " 可知报纸在循环利用时需要很多步骤,这是再利用的一个过程。故选D。2.句意:例如,吉他可以变成一件独特的家具。for example例如;as a result因此;in fact事实上;in addition此外。根据 "Up cycling ...
This is called silting, when soil particles are washed into the rivers. 当土壤颗粒被冲到河流里面去,就被称作为淤积。 And the silting continued at an alarming rate. 并且这样的淤积以惊人的速度持续着。 But this was toxic soil and toxic runoff, the acid and metals in the soil made the once ...
What are examples of mixtures in chemistry? Define decantation in chemistry What are homogeneous mixtures of metals commonly called? Is iron ore homogeneous or heterogeneous? How could one make a heterogeneous mixture of tin and lead? Is brass heterogeneous or homogeneous?
It is cut up, mixed with water and chemicals and boiled before it is pressed into new paper. The 65 has many steps and uses a lot of energy. So is there a simpler way to deal with solid waste? Yes, there is. It's called upcycling.In recycling, an object is broken down into ...