Weel and hair spring. What will do as we actually lengthen and shorten the spring that hair spring in the watch, got it? So that's how, if a watch is fast or slow, it would have something to do with your hair spring,. Or some of the oils that are on the, on the parts associated with the escapement. We never touch the components with our bare hands. Everything is only touched with tweezers and small other little prodding type devices to move things around. No one's eating lazania at their desk? No, definitely.