Overnight security guard
Overnight security guard
Put empty cutting board on scale. Press tare. Put broccoli on cutting board. There you go, you have just measured the weight of broccoli without taking it off the cutting board. You can’t do that with a cup.
This would be impossible for me to do. Not because physics, but because I would just eat them
Same for me, taking magnesium basically treated my anxiety and insomnia.