I assembled an outdoor dining table on Sunday, and belatedly realized that I had used only half the washers. The unclear directions had said to place one washer next to the bolt head and the other washer at the far end, just inside the nut. I had overlooked the latter. I don't feel like undoing twelve bolts and starting over, so it will stay that way.
It occurred to me to wonder what purpose the washer serves. I had a notion that, since it increases the apparent area of the bolt head or the nut, it must reduce the pressure on whatever is being tightened by the bolt in the …continue.