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.
Drying herbs is easy to do and you'll welcome the dried herbs in your recipes all year round. Photo By Tim Nauman Of all the various types of foods and ways to preserve them â freezing or canning fruits and vegetables, pickling, curing meat, making cheese and yogurt â dehydrating herbs is the easiest place to jump in. Most herbs contain so little moisture that your job is done soon after youâve bought or harvested them.