which he attached to the toilet paper holder. The monitor then measures the distance from the sensor to the surface of the paper roll to calculate if you need a new roll. Pernilla Sjöholm ...

reveals the correct way to hang toilet paper on the holder is over the top. Families, friends, housemates and colleagues have long argued over which direction the paper should flow over one of ...

“My improved roll may be used on the simplest holders.” So now it’s official — hang your toilet paper accordingly. Read next BI Tech Memo An icon in the shape of an angle pointing down.