A YouTube channel with fixation on hydraulic presses made a video of doing laundry by hydraulic press.
Videos by Rare
The first step involves placing folded soaked shirts under a press to squeeze all of the water out of it.
The second “trick” the man does involves putting shirts in a bowl of liquid nitrogen. According to the man, this cleans the shirt.
That’s probably not a shirt you want to put on right away though.