[ Problem Point ]
We were bagged and dried groceries.
But there was trouble grows mold.
[ ⇒Kaizen Point ]
It dried heating nitrogen by the Air Blow Heater.
Because nitrogen did not contain water vapor.
It became the anti-mold countermeasure.
Related page:
No.73 Manufacturing of superheated steam of steam-oven 
No.68 Manufacturing of dryness steam of electric boiler 
No.34 Partial heating of the culture medium 
No.3 Cap Seal 
No.4 Film shrink 
No.5 Heat-shrinkable tubing 
No.24 Grilled “Tofu” processing 
No.65 Small high-temperature tunnel furnace heat source