| 4-H Club | Homogenized milk accepted | Electric mixing machine |
| Cellophane | Cakes wrapped individually at bakery, replacing shopkeeper cutting | Bread loaves bakery-wrapped |
| Glass-lined milk railroad car | Chemicals to oxidize flour: bromate; azodicarbonamide; then benzoyl peroxide | Chemicals to bleach flour: benzoyl peroxide; nitrogen trichloride gas |
| "Vitamine" named | Mercury fungicide seed protector (disastrous results) | Coca-Cola distinctive bottle shape |
| US sugar rationing | Slender figure replaces substantial figure ideal | Hot dog stand |
| Self-service grocery stores | Supermarket chain (Piggly-Wiggly) | DelMonte national ad (April 21, 1917, Saturday Evening Post) |
| Fleischmann ad campaign to convince women to buy bakery-made bread | Herbert Hoover, US food administrator, "Food Can Win the War" | US President Wilson, Armistice Day, "Hunger does not breed reform; it breeds madness" |
| Sugar futures market in New York | Drastic rise in food prices (food riots in NY) |
