12 Questions
Which process involves exposing flax stems to dew and sunlight to rot the outer portions of the stem?
Stream retting
What is the purpose of the rippling process in flax harvesting?
To remove the seed pods
Why is dew retting hardly used today?
It requires a lot of time and space
Which substance seals the flax fibers together just beneath the outer covering of the flax stem?
Pectins, waxes, and gums
What is the primary purpose of breaking and scutching in the processing of flax fibres?
To remove the rotten outer woody covering
What is the purpose of hackling or combing in the processing of flax fibres?
To separate the short fibres from the long fibres
Which best describes the microscopic properties of flax fibre based on the text?
The presence of nodes or irregular joint formations gives a bamboo shoot-like appearance
What distinguishes wet spinning from dry spinning in flax fibre processing?
Wet spinning results in more parallelly arranged fibres
Why is it imperative to remove impurities from raw wool?
To prepare the wool for further processing
What is the main purpose of grading the fleece according to the text?
To assess overall fiber fineness and quality
What is the significance of sending wool for scouring after grading?
To eliminate impurities like sand and grease
What is the difference between 'lamb's wool' and 'pulled wool' as mentioned in the text?
'Lamb's wool' is softer and finer than 'pulled wool'
Test your knowledge on the process of breaking and scutching in flax fibre processing, which involves removing the outer woody covering mechanically. Learn about the steps involved after retting, including rinsing, drying, and separating stem particles.
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