The Hemp:
hemp, fibre of Cannabis Sativa, has been used for a long time. There exist facts about the use of hemp ever since 6000BC.

A little bit of history:

4500 - 4000 BC: hemp is used to make ropa and fishing nets in ancient China.
2700 a.c.: hemp products like oil and fibres are found in chinese tombs.
1000 a.c.: hemp is cultivated in India and the first hemp paper is being fabricated in China.
600 a.c.: Lao Tse writes the Tao Te Ching, a book with the fundaments on Tao on hemp paper.
400 a.c.: Buddha feeds with the hemp seeds in his diet towards illumination.
9 a.c.: Abraham and the hebrew people use hemp seed oil in their lantarns.
600 d.c.: in the south of France a bridge is built partially from hemp. This bridge is still being used up until today.
850 d.c.: viking chips use hemp for their sails, ropes.
1215 d.c.: La Carta Magna is printed on hemp paper.
1456 d.c.: Guttenberg prints the first bíblica on hemp paper.
1492 d.c.: Christopher Colon uses sails and rope of hemp in La Nina, La Pinta and La Santa Maria.
1600 d.c.: Rembrandt and Van Gogh paint their masterpieces on hemp canvas (canvas comes from the word cannabis).
1631 d.c.: the colonists of North America use hemp as exchange Money, inclusif to pay taxes.
1776 d.c.: EI borrador of the Declaration of Independance of the United Status is writen on hemp paper.
1791 d.c.: George Washington and Thomas Jefferson cultivate hemp on their grounds.
1812 d.c.: Napoleon tries to invade Russia to take the supply of hemp Hawai from the british.
1873 d.c.: Levis Strauss makes his frist Jean using hemp fibre.
1892 d.c.: Rudolph Diesel makes the first diesel engine, designed to work on vegetable fuel, included hemp..
1937 d.c.: The American DuPont Coorperation patents processes to fabricate plastic out of petroleum. Since that day, and motivated only by political and economical interests, the american government forbids the cultivation and trade of hemp in the "Marihuana Tax Act".
1938 d.c.: the magazine Mecánica Popular publicates "Billion Dollar Crop", an article about the potential of hemp and its more than 25,000 aplications.
1941 d.c.: Henry Ford experiments with hemp in the fabrication of vegetable fuel and fibres for automobiles..
1942 d.c.: once again motivated by economical interests, the Department of  Agricultura in the USA films the video "Hemp for Victory" stimulating the american farmers to grow hemp to use in the fabrication of ropes, wire and cloth during the second World War; after the termination of the war the government revoced the licences again.
1992 d.c.: the HIA, Hemp Industries Association, is founded.
1998 d.c.: the canadian government legalises the cultivation of hemp alter 60 years.
2001 d.c.: the "Hemp Mobil" crosses North America using vegetable fuel made of hemp.
2001 d.c.: the DEA prohibits the selling of food prepared with hemp.
2002 d.c.: Alex Pluma Blanca, Sioux indian, becomes the first granger since 1968 to cultivate and sell hemp, in spite of the burning of his plants by the DEA and 3 other attempts.
2003 d.c.: the CHTA (Canadian Hemp Trade Alliance) is formed, alliance of growers, processors and sellers of hemp in Canada.
2004 d.c.:the 9th Court of Apeal in the USA sentences the DEA that they can't regulate the trade nor the use of food made of hemp.
2005 d.c.: Perú starts to know hemp. Mundo Hemp opens a shop-bar in Cusco. The hemp era was born.

Properties and benefits:
Hemp is a very versatile plant, every part of it can be used to produce different product.

One hectare of hemp produces as many fibre as 4 hectares of trees or 2 hectares of coton. Its cultivation contributes to avoid deforestation.

From the stem pulp to produce paper is made, in which fabrication acids nor chlor are used. Hemp paper can be recycled up to 7 times and lasts as long as 1000 years without losing its color or turning yellow.

Of this material construction planks are made and pressed materials used in the automobile and construction industry.

The fibre of hemp, obtained from the stem, is larger than the fibre of coton and up to 4 times more resistant. Of these fibres an infinity of types of fabrics can be obtained. The products made of these fabrics reject up to 90% of UV beams. In its cultivation there is no need for chemicals, pesticides or herbicides.

The seed contains 25% of high quality protein versus 40% of essential fat acids.
From the oil GLA is obtained, which contains Omega 3 and Omega, which prevents cardiovascular diseases, reduces cholesterol and bloodpressure, and helps to improve symptoms of artritis.