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Although cannabis as a drug and industrial hemp both derive from the species Cannabis sativa and contain the psychoactive component tetrahydrocannabinol (THC), they are distinct strains with unique phytochemical compositions and uses..However, this theory assumes that hemp was not widely spread among different societies until after it was already being used as a psychoactive drug, which Adams and Mallory (1997) believe to be unlikely based on archaeological evidence.Completed in 2009, The Renewable House is one of the most technologically advanced made from hemp-based materials.A panellized system of hemp-lime panels for use in building construction is currently under test in a European Union funded research collaboration led by the University of Bath.100 grams of hulled hemp seeds supply 586 calories.They are 5% water, 5% carbohydrates, 49% total fat and 31% protein.Such blocks are not strong enough to be used for structural elements; they must be supported by a brick, wood, or steel frame.However hemp fibres are extremely strong and durable, and have been shown to be usable as a replacement for wood for many jobs including creating very durable and breathable homes.
When oxidized (often erroneously referred to as "drying"), hemp oil from the seeds becomes solid and can be used in the manufacture of oil-based paints, in creams as a moisturizing agent, for cooking, and in plastics.
Modern research has not confirmed the positive finding about hemp hurds from 1916.
A later book about hemp and other fibers by the same L. Dewey(1943) have no words about hemp as a raw material for production of paper. S continued to decline until 1933 to around 500 tons/year.
It also includes the development of markets in Britain, France and Spain.
The choice of which bast fiber to use is primarily based on cost and availability.
Hemp seeds have been used in bird feed mix as well.