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The image is a diagram showing a paper recycling process with key indicating unfiltered pulp (hashed pattern), filtered pulp (dotted pattern), ink (solid black), and cleaned pulp (white). The process starts with used paper on a conveyor belt turning into unfiltered pulp mixed with water and chemicals, labeled "Making Pulp." This mixture goes through a filtering stage where water and soap are added, resulting in filtered pulp. The next step is cleaning, where an air pump removes ink from the pulp, resulting in clean pulp. Finally, this cleaned pulp is processed through heated rollers to produce recycled paper.
Given the complexity of the image, the above description may not be entirely accurate.
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The diagram illustrates the process of recycling old paper.
Overall, there are four main stages, beginning with the pulp generation, through chemical and physical reactions, and ending with the formation of the final products
The first stage is to put the used paper into numerous boxes, which are later moved into a mixture of water and chemical agents by a conveyor belt to be more purified. After that, it is broken down into smaller individual fibers to be easier to be processed, forming a slurry-like pulp as a result.
Cleaning is the following step, in which the previous pulp undergoes a filtration process involving water and soap to assist the removal of remaining ink and other sediments with the use of a air pump. Subsequently, some heated rollers are utilized in order to convert cleaned pulp into the final recycled paper by separating it thoroughly from water, making it available for being consumed.
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