Scientists design silver nanoparticle–based self-hygienic resin for use in dental ...
More information: Verónica Campos-Ibarra et al, Silver nanoparticles incorporated dental restorative resin and its ...
来自MSN8 个月
The Origin Of Chewing Gum May Not Be What You Expect
Popping bubbles of sweet pink bubblegum may ... are believed to be the first groups to discover chewable resin from the bark of sapodilla trees, which are native to Mexico and Central America. This ...