Johan030
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dynode.bsky.social
Johan030
@dynode.bsky.social
Utrecht | amateur radio/swl PD1JMB | electronics | various uninformed attitudes

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Reposted by Johan030
When we talk about the perils of AI, the usual response is "You would have been afraid of automobiles and computers too!"

No. We're the kind concerned about coca leaf cigarettes and soda pop, lithium 7Up, and radium drinking vessels.
The COCARETTE was a cigarette made with coca & tobacco leaves, c.1885. The company claimed that coca was “the finest nerve tonic and exhilarator ever discovered.”

#skystorians #medhist #medicalhistory #histmed
January 7, 2026 at 1:38 PM
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January 7, 2026 at 8:07 AM
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January 6, 2026 at 5:09 PM
Wtf? Gewoon stukken witte fosfor die aanspoelen op het strand? 😬

nos.nl/l/2597164
Kind neemt brandbaar fosfor mee naar paviljoen, steen vliegt in brand
"Fosfor is zeer brandbaar in droge substantie", waarschuwt de brandweer van Cadzand.
nos.nl
January 6, 2026 at 2:32 PM
Reposted by Johan030
Ever think about how your house plants build part of their bodies from carbon you have first eaten and then breathed out?
January 6, 2026 at 8:31 AM
Can y'all put a leash on this discount Dr. Evil? getting a bit annoyed... 🙄
TAPPER: Can you rule out the US is going to take Greenland by force?

MILLER: Greenland should be part of the US. By what right does Denmark assert control over Greenland? The US is the power of NATO

T: So force is on the table?

M: Nobody is gonna fight the US militarily over future of Greenland
January 6, 2026 at 1:15 AM
Reposted by Johan030
Ik kwam deze foto op Reddit tegen en ik vind hem geweldig! #utrecht #neude
January 5, 2026 at 8:24 PM
Johann ist der Boss im Haus
Und schlägt dir alle Zähne aus 😄

www.youtube.com/watch?v=uKrl...
Blond - oberkörperfrei (official Video)
YouTube video by BLOND_OFFICIAL
www.youtube.com
January 5, 2026 at 10:17 PM
Feuer Und Licht
YouTube video by Umbra et Imago - Topic
www.youtube.com
January 5, 2026 at 7:36 PM
Reposted by Johan030
De trap bij Utrecht Centraal heeft weer een extra functie erbij als piste... Alleen liep deze poging iets minder goed af....
January 5, 2026 at 7:33 PM
Erdling - Rabenherz (Official Music Video)
YouTube video by Out Of Line Music
www.youtube.com
January 5, 2026 at 7:22 PM
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January 5, 2026 at 6:29 PM
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Friendly reminder om de komende dagen bij oudere en/of beperkt mobiele buren te checken of ze iets nodig hebben qua boodschappen. Hoe minder mensen de gladde straten op hoeven, hoe beter.
January 5, 2026 at 3:29 PM
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January 5, 2026 at 4:48 PM
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What in the Gestapo is going on in Grand Rapids?

Watch this activist get arrested *mid-interview* for speaking out against U.S. action in Venezuela.
January 5, 2026 at 4:12 PM
Reposted by Johan030
Ernie Bushmiller, 1947
December 22, 2025 at 4:47 AM
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Icy weather is hitting here this week ❄️ If you've ever wondered why snowflakes are six-sided, why ice floats on water, and what ice cores can tell us about the past climate, then check out this edition of #PeriodicGraphics in @cenmag.bsky.social: cen.acs.org/environment/...

#ChemSky 🧪
January 5, 2026 at 12:35 PM
Reposted by Johan030
A trip to visit Dr. Tim Koeth, @univofmaryland.bsky.social. I got a couple of my nuclear engineering summer campers and a current UNM NE student in to see the UMD nuclear reactor at power...and Tim's cyclotron, making neutrons!
January 4, 2026 at 11:30 PM
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Vanmiddag 14.00 u. Museumplein, bij de ambassade van de VS.
January 4, 2026 at 11:34 AM
Reposted by Johan030
Interesting analysis by a former officer of the Finnish Defense Forces.
Invading Greenland? Mistake of a Lifetime - Here's why
YouTube video by MilitaryRated
youtu.be
January 3, 2026 at 6:33 PM
Reposted by Johan030
What just happened ...

Comedy: Jamie Kaler
January 4, 2026 at 8:33 AM
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January 4, 2026 at 9:27 AM