Meat and vegetables are dehydrated and then rehydrated at the Subsistence Research Laboratory of US Army in Chicago

[Chicago, IL] MS workers in lab coats at food canning machines / cans in capping machine / pan of plate of fresh eggs, then plate of dehydrated eggs to plate of rehydrated eggs, sign behind each plate / CU hands holding bowl and stirring with spoon / man pouring mixture into pan on stove / CU cooked eggs in pan / [Beltsville, MD] woman weighing dehydrated beef on scales, then pouring into glass pot and adding water / she places pot in double boiler next to other double boilers on stoves / hands dumping meat loaf from pan onto metal sheet / table set for four with lit candles and array of rehydrated dishes / CU plate of kale and maybe carrots / CU meat loaf on platter with parsley garnish / [Chicago, IL] man wearing apron working in food laboratory, military officer approaches and watches him shake liquid in lab flask / MS worker pouring liquid into metal ramekin / worker locking inner door on compression machine and closing outer door / CU pressure gauge / man opening door and using tongs to remove ramekin and placing it in glass container with others / pan down of sign listing food items and their percentages of reduction in storage space using compression / CU pan of plate of fresh potatoes, then one of dehydrated potatoes to one of rehydrated potatoes, signs behind plates / CU pan of bottle of milk with sign on top to plate of dehydrated milk with hand picking up flakes to bottle of rehydrated milk / CU sweet potatoes and green beans; hand places glass pot with cooked slices in front / CU pan of fresh apples to plate of dehydrated apples to one of rehydrated apples / woman in front of counter with pile of dehydrated kale, nearby is big pile of fresh kale / woman stacking cans in crate, sides of beef hanging from ceiling