IMPORTANT INVENTION

For me the most important invention is the phone because thanks to him we can communicate more easily with people near and far not for everyone 's need but provides more life cotidiana.poco little the phone to better evolved , today's phones days are quite good at technology, for which previously only they would cable inside the house that is not the Podias out of the house , but today 's phones can be drawn is that there are cable
one of the first phone in history was :

then they evolved : 



after 100 years they invented the cordless phone :


then they invented a slightly smaller to better carry mobile sites :

and I evolve the technology and created the cover:




until we arrived at our stage phones have come a long:




The handset is important because it is thanks to the objects communicate easier with improved function now exist
 Alexander Graham Bell was the inventor in 1876

A POST ABOUT METAS

Hello again.
As you know,there are many types of metals
We can clasifity then into the following types
Ferrous metals:metals that contain iron
 
      -pure iron
      -steel
      - cast iron..
-Non ferrous metals:metals that don't contain iron
-light and ultea-ligth metals.
-aluminium
-titanium

-Heavy metals

    

     -lead 

     -tin

     -zinc

     - bronze(copper + tin)

     -brass (copper + zinc).

       thank you for reading my blog 

    bye.

A VIEO ABOUT HOW PENCILS ARE MADE

Hi again!

This post is abut the process of making pencils

MY FIRST POST

Hi, Im am Lidia and this is the firt pot of my blog.

I hope you like it.

Bye.