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.
Chart: Over-the-counter medicine during pregnancy. See which over-the-counter medicines for colds, allergies, and minor illnesses are considered safest when you're pregnant, and... Forgetfulness during pregnancy. Find out why you may feel more spacey and forgetful during pregnancy and what you can do about it.ee which over-the-counter medicines for colds, allergies, and minor illnesses are considered safest when you're pregnant, and... Forgetfulness during pregnancy. Find out why you may feel more spacey and forgetful during pregnancy and what you can do about it.