Silk is famous for its durability. It is actually stronger than many metal wires. In fact, it is the strongest natural fiber known to man. And what’s even more amazing is that it comes from an innocuous moth not known for its sturdiness. That’s the beauty of nature… it just keeps...
I saw the entire process of silk production from the silkworm and the mulberry leaves to how the cocoons were hand sorted on a conveyer belt into either single or double cocoons. Surprisingly some of the cocoons have two worms inside and are used for silk batting for quilts rather than ...
Commercial silk does not suit vegetarians, vegans, and anyone against cruelty to animals. Deidaa eco fabric, wild silk, or tussar silk is made by collecting the cocoons after the silkworm has emerged out of the pupa. Why is tussar silk expensive? Produced mainly in India, Tussar ishighly va...
germs(细菌) 15 the silkworm eggs.Pasteur found a way of 16 these germs, or something like them.The whole country was 17 , but during his years of work three 18 of his own died.Even in his 19 he believed that other children's lives could be saved if he could stop germs from 20 ....
the silkwormbecomes very big.It is soft.It makes a lot of silk(丝)and becomes a silkwormcocoon(茧).It lives in the cocoon,then it becomes a moth.Finally,the cocoonopens:a moth(蛾)comes out.It is brown.It has wings.It can lay eggs(产卵).AB2D4brownblack3Ⅶ.看图读一读,把A-D填入...
moth, flying into the sky. Before maturity, however, the silkworm has to spin its silk and wrap itself in its pod. Artificially, its pod is placed in hot water to make it into a soft, pulpy mixture until the dirty surface layer is shed, allowing the silk thread to finally be released...
Silk coming in loose skeins is guaranteed to be undamaged and at its strongest. However, if anyone considers reeling the 21 denier silk from a skein onto the spool, he should not undertake it lightly. A well madeverticaladjustable reel (to put the skein on and spread it) as well as ...
What is the strongest natural fiber in the world? With so many natural fibres known for its tensile strength,silkis the toughest natural fibre found in our nature. One of the natural fibres known to man is its woven fabrics from the silkworm's or caterpillar's cocoon. ...
This book is a must have guide for anybody passionate about the process from silkworm to silk or for anyone wanting to make silk at home. Facts and information, types of silkworm, raising, housing, care, food, common problems, estimated costs and where to buy all included. The book is ...
When the silkw orms began 68 .France's silk-makers 69money. T hey turned to Pasteur for 70.He found out the answer: certain tiny living things c alled germs attacked the silkworm eggs. Pasteur fou nd a way of 71 these germs, or 72 like t hem. T he whole country 73 , but ...