Original release 26 avril 2017
Previous episode S2017E10 - Why Some Molecules Have Evil Twins
Number S2017E11
Country United States
Original language English
Genre Documentary
External links TheTVDB page
IMDB page
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Last update 17 avril 2026 - 06:47
on 11 databases

Why Don’t Sheep Shrink In The Rain?

7 members

Getting wet isn’t REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer, they migrate in relation to each other in a process called “felting.”