Arc Flash Boundary (ARC) - is the distance at which an electrical arc can flash. outward, which may endanger employees working on electrical equipment. Flash Protection Boundary (FPB) - theJcalculated safe working distance from. electrical equipment which would not expose the employee to the hazards.
One advantage of freeze drying is that food preserved in this method can last longer than food preserved in virtually any other way. Freeze dried foods, if stored properly, can last for years, even decades, and taste exactly as they did the day they were bought fresh.
With long term food storage, there are two main methods that are used to preserve the food that you eat. Both have advantages and disadvantages that you may want to weigh, whether you plan on integrating storage food in your regular meals or tucking it away for a true emergency. Advantages of freeze dried: Appearance.lso, the food is prepared and cooked before freeze drying, while dehydrated is not. A recent visit to the website of the leading seller of freeze dried food in the country found a bucket of 12 pouches, 32 servings, for $79.99.