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"Door open" pull station
!["Door open" pull station](../../../i/upload/2024/07/16/20240716234456-5b9c70d6-cu_s9999x250.jpg "\"Door open\" pull station (3855 visits) A yellow "emergency door open" pull station, protected by a Stopper cover, next to a door ...")
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Acela Express door mode switch
![Acela Express door mode switch](../../../i/upload/2024/07/16/20240716231527-66913270-cu_s9999x250.jpg "Acela Express door mode switch (2812 visits) Door mode switch on Acela Express trains. The switch is set in the "open" position.
Ben ...")
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Fire alarm at The Original Pancake House in Bethesda
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Wheelock "Medical Emergency" push station
![Wheelock "Medical Emergency" push station](../../../i/upload/2024/07/16/20240716234459-ee5c871e-cu_s9999x250.jpg "Wheelock \"Medical Emergency\" push station (3913 visits) Blue Wheelock push station labeled "MEDICAL EMERGENCY", protected by a Stopper cover, in t...")