Which of these is a traditional use of hemp fiber?
AnswerRope
Strong, rot-resistant hemp fibers have been twisted into rope and cord for thousands of years.
Nature · Facts & stats
Hemp facts & stats
7 fact-checked facts about the hemp plant and its fibers, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
How is hemp seed oil usually made?
AnswerBy pressing the seeds
Hemp seed oil is extracted by pressing the plant's seeds, much like other seed oils.
Going deeper
Before steel cables, sailing ships commonly used rigging made from which fiber?
AnswerHemp
Strong hemp fiber was a main material for the ropes and rigging of sailing ships for centuries.
Early paper in China, credited to Cai Lun around 105 CE, was made from which materials?
AnswerHemp, tree bark and rags
Cai Lun's paper used plant fibers such as hemp, mulberry bark, old rags and fishing nets.
Like cotton and wood, hemp fibers are made mostly of which natural substance?
AnswerCellulose
Cellulose is the main structural material of plant cell walls, including hemp, cotton and wood fibers.
Expert level
The word 'canvas' traces back to the Latin word for which plant?
AnswerHemp
Canvas comes via Old French from the Latin word for hemp, since sturdy canvas cloth was once made from it.
Hemp, flax and jute are grouped together as which kind of plant fiber?
AnswerBast fibers
Bast fibers come from the inner bark (phloem) of certain plants; cotton, by contrast, is a seed fiber.
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