Showing posts with label New Inventions. Show all posts
Showing posts with label New Inventions. Show all posts

3.11.11

How to build a kayak using discarded plastic bottles


Make this planet a better place by building an eco friendly kayak.
Plastics as well as all know are non biodegradable and pollute the environment.
Plastic bottles are consumed on a large scale and less than 5% of these are recycled every year.
Instead of throwing them out as trash, recycle or reuse them.
Plastic bottles are lightweight and float easily. So if you have gathered a huge number of these then you can build a kayak from them.
An inventive and simple project, building a kayak from plastic bottles is real easy.

29.10.11

Recovery of waste from industry, shrimp and lobster processing

Shrimp are popular foods, from fish or shrimp farms, fast-growing industry in some parts of the world. Shrimp are traditional ingredients in many cuisines of regional abdominal muscles that form representing the tasty white meat part.

Shrimp farms were originally developed in Asia and is now widespread throughout the tropical world, representing between 33-50% of the total shrimp market.
Following the intense growth of shrimp and lobster consumption considered in the past to be luxury foods, most of these products remain in the form of bio-waste.
Increasing shrimp processing has led to increasing the amount of waste available because they are sold without the head and outer shell, 40-45% of these products being used.
These bio-wastes are stored as landfills, thrown on the ground or sea water removed, resulting in significant pollution of coastal areas of surfaces and is an important concern in terms of environmental pollution.

Shrimp and lobster residues containing biopolymers such as chitin and chitozanul, compounds with great economic importance. Because of special biological properties, biodegradability and biocompatibility of its chitozanul is widely used in medicine and pharmaceuticals, cosmetics, food, agriculture and biotechnology.

Biomedical applications of these materials are different from sutures, bandages and ointments for healing wounds, contact lenses and artificial skin to controlled release drug systems.

The cosmetic industry is used in hair care products such as shampoos and hair dyes, but also in skin care products such as creams, lotions, private foundation, lipstick and makeup.

Chemical derivatives of chitozanului materials were studied as antimicrobial against a wide range of target organisms such as algae, bacteria, yeasts and fungi. In agriculture, chitozanul is mainly used as seed treatment and booster natural growth of plants as bio-pesticide organic plant that stimulates the innate ability to defend against fungal infections.

Chitozanul can also be used in water treatment plants because it has the ability to bind fine sediment particles are then removed with them during sand filtration. It is used to remove phosphorus, heavy metals and of oil from water.

Because chitozanul is one of the most abundant biodegradable materials in the world and because of its multiple applications to open a new market for waste left after processing process shrimp and lobster.

How do you make goat milk bullet resistant :)



Dutch researchers have managed to made ​​- with the help of goat milk proteins similar to spider web - a material ten times stronger than steel. This could be combined with human skin, and would thus become strong enough to stop a bullet, writes Tuesday.

See also: "Children's Forest came to life! "

According to the Daily Mail, Forensic Genomics Consortium researchers from the Netherlands were more genetically modified goats to get a type of milk rich in those proteins that provide resistance to spider webs. Milk is then transformed by means of a novel, in a material ten times stronger than steel.

The material can then be combined with human skin to get, according to the researchers, a skin strong enough to stop a bullet.

Research team's objective is to replace the keratin - the protein that gives skin strength - of human skin with spider web proteins.

The first step is to increase a real layer of skin around a piece of leather armor, phase which takes about five weeks.

Dutch researchers say the project - which turn into reality something that exists only in science fiction - seems promising, although test results were not perfect.

"It is possible, by adding in the human genome the genes with which produce spider threads its canvas", say Dutch scientists.

The most famous examples of skin bulletproof franchises appear in "Superman" and "Man of Steel / Man of Steel"

18.5.10

Instead of gasoline - bioaccumulative

The United States consumes daily vehicles over 7 million barrels of gasoline - a figure that explains perfectly why we need to find a solution as soon as organic for reducing science experiments fuel.
Scientists first powered engines and electric cars water, but could be a viable solution and so-called lithium-air battery.Called top invention of many metal-based batteries is extremely safe and environmentally sound.
Studies, yet in its infancy, already show that the battery is able to store nearly as much energy as a gasoline tank, so basically there are all prerequisites for a new enviromentally friendly vehicle.

17.5.09

New solar cells discovered...Ultrathin


In this days the market condition end technological are prefered the cells photovoltaic, because they ar cheap.They are fragile because they are make by silycon; still to product this cells it means to consume much energy.

This new cells could be rolled tightly onto a pencil without doing them any damage.Possible used for this solar cell technology could be printing on glass, plastic, flexyble cloth materials and theoretically anything you could image ;).
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