Toothpaste based on the mineral hydroxyapatite, popular across Asia and much of Europe today, is finding its first foothold in the U.S. But the idea behind this alternative to fluoride-based toothpaste was conceived here in a short-lived NASA field center more than 50 years ago. While working at NASA’s Electronics Research Center – active in […]
March 05, 2024
from NASA https://ift.tt/tbrVqmF
via IFTTT
No comments:
Post a Comment