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.
Taste, texture, and smell are, for the most part, retained in the substance after it has been freeze-dried. This is because freeze-drying uses little heat, only removing the foodâs moisture and holding in the nutrients. It is believed that the flavor that freeze-dried foods have better flavor and taste than dehydrated foods.