Physics tip sheet #41 - April 5, 2004
...l of everyday jamming phenomena such as ketchup or toothpaste that gets stuck in a tube, researchers have studied a suspension of plastic beads in a liquid being sucked through a narrow tube. The researchers varied the size and concentration of the plastic beads, and found that if the proportion of beads exceed...Nanotechnology highlights from the ACS national meeting in Anaheim, Calif., March 28-April 1
... a compound used in many consumer products such as toothpaste and sunscreens, is also a promising photocatalyst for the breakdown of many environmental pollutants, including pesticides and pharmaceutical residues. But its use is limited because activation requires ultraviolet light from an artificial source, wh...Green tea boosts antimicrobial properties of toothpaste
...the research suggests that the oral agents such as toothpaste and mouthwash are more effective in fighting pathogenic microbial agents, such as viruses, with the addition of GTE and PP. Researchers present their findings today at the 103rd General Meeting of the American Society for Microbiology "The New Y...'Gift of the Magi' bears anti-cancer agents, researchers suggest
... in health food stores as an ingredient in natural toothpaste and mouthwash, where it is used as an alternative to fluoride to fight dental decay. It is also available in capsule form, as a tea, and as an extract....Dentists abuzz over cavity-prevention potential of honeybee product
...ect this material. Just because theres propolis in toothpaste doesnt mean its useful, says Koo, noting that there are a few mouth washes and toothpastes that contain propolis. Theres a huge variety of propolis out there, and much of it is useless against cavities. Thats why Koos colleagues in Brazil are working...Ohio researcher receives national award
Pioneered addition of fluoride to toothpaste M. David Francis of Wyoming, Ohio, will be honored on August 20 by the world's largest scientific society for his pioneering role in developing fluoride additives for toothpaste, bone-strengthening pharmaceuticals and other medical products. He wil......children were still getting plenty of fluoridefrom toothpaste and dental office applications---it did markedly r...teach small children to use only a small amount of toothpaste and not to swallowmouthfuls of froth. Dental office fluoride treatments are good for thosechildren ...