History of paper to printing and digital

world

Summary :

1. History of paper to printing : 1. Before paper;2. Invention of paper;3. Definition of paper;4. First printing.

2. Digital world :1. What is it?;2. End of paper?;3. Advantages;4. Disadvantage;

Introduction :

History of paper to printing :

History of paper to printing :

• Before paper : • Stone• Bone• Wood• Clay

History of paper to printing :

• Before paper : Back to 3000 B.C.;Papyrus;Parchment;

History of paper to printing :

• Invention of paper : • 105 after Christ;• Chine;•  Tsaï-Lun

History of paper to printing :

• Definition of paper :

• Paper is a thin material produced by pressing together moist fibres of cellulose pulp derived from wood, rags or grasses, and drying them into flexible sheets. It is a versatile material with many uses, including writing, printing, packaging, cleaning, and a number of industrial and construction processes.

History of paper to printing :

• First printing :• 1445;• Gutenberg

Digital world :

Digital world :

• What is it?• This is a world where all are virtual;• Clouds;• Smartphones;• …

Digital world :

• End of paper?

Digital world :

• Advantages : • Light;• Easy to use;• Speed backup;• Natural disasters;

Digital world :

• Disadvantages :

• High enregy;

Conclusion

End.

•Thank you for listening