I hate to be a party pooper, but I think it's actually to indicate where an emergency fire blanket is located.
Y'all theories are way more fun though.
this post was submitted on 21 Jul 2026
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My thought as well. I found one that has a similar graphic:
https://parcilsafety.com/products/sb-100-small-silicone-coated-fire-blanket-3ftx3ft
Removing rectangles may cause burning knees?
Aggressive behavior toward the cashier will not be tolerated. We reserve the right to open a portal to hell on abusive customers' kneecaps.
No flashing zone. Spontaneous nudity may cause furious masturbation.
I think this is a warning about not having premarital sex. Was this in a church by chance?
If you're actually asking, it's probably the sign on a fire blanket
Slug man is highly flammable.
D is for Danger. First, protect yourself from others that are burning.
The help desk for fire fuckers.