@whybuiltlab: Driving over this road marker actually CLEANS it. 🤯 The car that looks like it’s crushing the reflector is part of what keeps it working. #engineering #howthingswork #mechanism #Science #learnontiktok #DidYouKnow #technology

WhyBuilt
WhyBuilt
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Region: TR
Friday 25 September 2026 14:00:00 GMT
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duopresso
karl :
Wait Katseye is… British?
2026-09-28 05:19:38
287
ben631333
B :
hey did you get those photos printed
2026-09-27 19:07:33
1292
certilucas09
CertiLucas09 :
You forgot to also say it collects rain water to help clean it
2026-10-05 08:16:35
1026
t.ellen8
elle :
nope and 90% of these real cats eyes have been unfortunately replace with reflective dots which are absolutely rubbish
2026-10-05 17:19:34
152
nachoz012
nachoz012 :
I bet the city mayor gets a nice cut from the yearly maintenance on these
2026-10-05 05:22:44
60
ukpemeobongcreaciones
Ukpemeobong Creaciones :
What cleans the rubber wipers? 🌝
2026-10-07 21:03:30
2
vooikr
kā :
I always get annoyed by cat eyes that are covered in rubber and dirt it just sits there with no function
2026-10-04 09:21:42
56
gibbo_.303
Gibbo :
probably cheaper to just clean them once a year
2026-10-04 05:49:12
15
darrenswheeler
DarrensWheeler :
Invented by Percy Shaw, later OBE.
2026-10-09 11:38:35
0
bd792
Bd79🏳️‍🌈🇸🇪 :
the road paint already glows..?
2026-10-04 23:46:55
1
sharpcurv3s
SharpCurv3s :
How cool if our roads collected energy from cars going over things like this, but bigger, and only in spots that absorbed pressure energy, but didn’t increase energy output from the car, like on the other side of speed humps
2026-10-04 09:17:02
3
cloudrak
cloudrak :
now they're just crappy plastic reflectors that fall off
2026-10-04 23:40:26
4
ianexarmy
ianexarmy :
what a load of crap you shouldent be driveing over the cats eyes that meens your driveing on the white line
2026-10-05 07:23:22
4
chrisbailey312_
Chris Bailey :
They fill up with rain water too, to wash
2026-10-08 23:17:46
1
jaydend_2valid
₊ J@yden ₊ :
That’s gotta be expensive for every single one they build
2026-09-28 03:17:58
78
lujka65
Some Girl :
lol the markings in Germany can already glow when there's light but idk since when
2026-10-05 04:46:55
18
brickysky160
Bricky :
They would only last 10k pushes then the wear and tear is too great to self clean anymore
2026-09-28 08:00:10
9
carter15363
Carter Davis🫨 :
Red stone irl
2026-09-28 02:34:36
87
cherryslushalani21
Michelle :
2026-09-27 22:04:09
65
josh.thompson379
Josh Thompson :
That a lie
2026-10-05 17:00:57
0
martin_6381
Manofculture81 :
Who drives on the line?
2026-10-05 18:08:48
1
josephwhollis
josephwhollis :
My toxic trait is that I used to steal cats eyes from roads as a kid… 😂😂😂
2026-10-07 02:14:08
3
jonbevan17
Jon Bevan :
The uk always goes for the cheapest option, there’s no way they paid for the small rubbers to clean
2026-10-06 20:34:52
4
derbi70ital
derbi70ital :
Ok but nobody drives next to the road so what’s the plan then
2026-10-05 18:55:07
2
sisloppy
AISLOP :
I love engineering ⚙️
2026-10-05 15:48:51
4
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