P&G: Crest Toothpaste, 1950s
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| Frank | Fasten your seatbelt, we're about to land | 0:03 |
| at Howe Indiana to visit Howe Military School. | 0:05 | |
| Cadets here took part in a test | 0:08 | |
| to see how significantly fluoride | 0:09 | |
| toothpaste could reduce cavities. | 0:11 | |
| To tell what happened, here's William Armstrong | 0:13 | |
| Director of the Indiana University Foundation. | 0:16 | |
| - | Frank, at Howe, university scientists tested | 0:19 |
| fluoride toothpaste against regular toothpaste. | 0:22 | |
| So no one would know which was which, cartons were label | 0:26 | |
| K and J. These cadets were divided into two groups. | 0:29 | |
| The one on the left use toothpaste K. | 0:34 | |
| The ones on the right use toothpaste J. | 0:37 | |
| Over a full school year, cadets using toothpaste K | 0:39 | |
| had 57% fewer cavities than these cadets who used | 0:43 | |
| toothpaste J. | 0:48 | |
| Yes, 57% fewer cavities. | 0:50 | |
| In fact, over a half a K group | 0:54 | |
| develop no new cavities at all. | 0:57 | |
| - | Now we can reveal that toothpaste K was Crest. | 1:00 |
| Crest contains fluoride the same stannous fluoride | 1:03 | |
| dentists put on teeth to prevent cavities. | 1:06 | |
| That's why Crest can reduce your family's cavities. | 1:09 | |
| Even eliminate them for many of you. | 1:12 |
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