Cited as a reference · for some experience
Electrical Tricks of Biba Struja the Battery Man
Why people recommend it
Cited as a demonstration that many mains appliances will also run from DC, and as one source on DC driving unwanted electrolysis.
Watch for: Experiments with hazardous voltages
In their words
A surprising amount of electrical products for AC mains actually work on DC, as this guy demonstrates.
anrieff on electronics.stackexchange.com, Nov 2017. CC BY-SA.