Isothermal annealing is sometimes used to help strengthen a steel spring washer. Shot peening can be used for washers carrying dynamic loads to enhance fatigue life by creating compressed dimples in the surface of the washer.
Medical writer and editor. Yes, in your first and second trimesters. Although check with your doctor if you've had medical problems during your pregnancy, such as: You may find that your second trimester â weeks 14 to 27 â is the easiest time to travel.Morning sickness is behind you and your energy levels are higher.lying during pregnancy can slightly increase your risk of thrombosis (blood clots) and varicose veins. Wearing support stockings (not tights, which increase your risk of developing thrush), when you fly will help keep your circulation flowing and relieve swollen veins.
Tips to quit smoking during pregnancy. Quitting smoking isn't easy for anyone, but these tips will help you from lighting up. 1. Cold Turkey: If you are pregnant, the best bet might be to quit cold turkey, but it can be really tough, and resisting the urge to smoke will be challenging.omen who smoke should stop smoking if they plan to become pregnant, or at the very least should stop smoking as soon as they find out they are pregnant, Andersen said. Women should also not start smoking again once they have delivered.