Glass: a successful case study

Glass is an inorganic material that is obtained mainly from silica sand (SiO2, around 70%[1]), calcium carbonate (Ca2CO3, around 15%), limestone (CaCO3, approximately 10%) and other additives, by melting at about 1,500 ºC (2,732 ºF). According to different sources, glass was first manufactured around the year 3500 a.C. in Egypt other sources indicate its origin …

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Recycling is the solution

“Recycle” comes, etymologically speaking, from the Greek word kýklos, which means “orbit or circle,” and by extension, “ordered repetition or recurrence of phenomena.” In Latin, the term becomes cyclus-cycli, adding the prefix: “Re.” (which means repetition). Therefore, the original meaning of the verb “recycle” is “to circulate something or put it back into orbit” (waste …

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Stop Garbage: The book

I am glad to share with you the book STOP GARBAGE. The truth about recycling. Stop Garbage sheds some light on the world of waste and recycling, topics often filled with questions for most readers. Do we really know why it’s important to recycle and the consequences of not doing it? What environmental impact does …

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Incineration: The conclusion

After reviewing the argument for and against incineration I would like to present my final resume. As a personal conclusion, I understand that incineration facilities are necessary when waste is not recycled or can’t be separated. It’s true that they have evolved a lot and that facilities nowadays are much safer than those of previous …

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Incineration: arguments for

Previously, we have seen the main arguments against incineration, and to be fair and present all the information now is the turn of the positive points of view. The main arguments for incineration focus on the safety of these facilities, energy recovery in an environment of a global energy crisis, the reduction of emissions that …

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Incineration: The problems

The main arguments against incinerators focus mainly on the drawbacks implied for the environment and people. These drawbacks are caused by the different types of waste generated in an incinerator: slag, ashes, and emissions (dioxins).