Why shaving razors go dull - video

[Altair]

Why shaving razors go dull.

Previously:

Mass shaving machine - photo
Barber gives haircut with angle grinder - video
Shaving cartridge manufacturing machine - GIF
Guiding a razor with a button - GIF
Vintage razor sharpener - GIF

[thevillageinn]

And that‘a why a well used razor feels like it does. And based on the amount of hair on a woman’s legs vs a mans face it could explain why the razor feels so much worse after a woman has used it.

[Crusty]

And don't forget the potential cooties infestation.

[Philip Davies]

That’s bad news for Damascus steel razor makers!

[Toolmaker51]

Damascus steel been traced to cooties? All along we thought it was only 5th graders.

[Philip Davies]

Damascus steel been traced to cooties? All along we thought it was only 5th graders.

Sorry, I do not know what cooties are.

[Toolmaker51]

Well............Oxford dictionary proclaims, it being North American in origin and use

Dictionary
coot·ie
/ˈko͞odē/
Learn to pronounce
nouninformal•North American
plural noun: cooties

a body louse.
US
a children's term for an imaginary germ or repellent quality transmitted by obnoxious or slovenly people.

Origin
First World War: perhaps from Malay kutu, denoting a parasitic biting insect.

Not a serious condition, coincides with time before children's hormones kick in, often when attraction is masked by remark "ewwww, she [or he] has cooties!".
Just as funny now as ever.

[Philip Davies]

Thanks. Should not have assumed that it was not in the dictionary.

[Toolmaker51]

Thanks. Should not have assumed that it was not in the dictionary.

Part of richness in language. Many terms aren't in the dictionary, but are in a dictionary, as a regional thing.

[mklotz]

Thanks. Should not have assumed that it was not in the dictionary.

Just Googling it will produce the intended meaning. It's in the Wiktionary as well; you should keep that bookmarked on your browser.