Engineering change orders (ECO) are used for changes in components, assemblies, or documents such as processes and work instructions. They may also be used for changes in specifications. ECOs are also called an engineering change note, engineering change notice (ECN), or just an engineering change (EC).
Before: Oatmeal with Fresh Fruit. Oatmeal is the workout buddy you never have to nag to exercise. It sticks with you throughout your workout by gradually releasing sugar into your bloodstream. Adding fruit to your bowl will help increase the fluid content of your pre-workout snack, keeping you hydrated.
Peanut butter and banana sandwich on whole-grain bread (360 calories)- Eat this 60 to 90 minutes before your workout. All the ingredients provide carbs for energy; the peanut butter offers extra protein to fend off hunger; and, the banana provides potassium to help stave off muscles cramps.