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.
starter cultures via freeze drying and spray drying is of practical importance to dairy and food industries. This. work involved the study of the effects of these techniques on the viability and retention of the key probiotic. properties like acid and bile tolerance, cholesterol assimilation of L. fermentum.