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The origin of Glide (which is what the brand was called prior to the P&G acquisition) dates to 1971, when Bill Gore first used a Gore-Tex fiber to floss his own teeth; [1] Gore-Tex was the PTFE-based fiber he had invented as a "waterproof laminate". The company failed to market the product for more than three decades.
Sales of PFAS, which cost approximately $20 per kilogram, generate a total industry profit of $4 billion per year on 16% profit margins. [29] Due to health concerns, several companies have ended or plan to end the sale of PFAS or products that contain them; these include W. L. Gore & Associates (the maker of Gore-Tex), H&M, Patagonia, REI, and 3M.
Nearly 50% of paints contain PFAs. Cosmetics that are marked smudge-proof, long-lasting or waterproof. In the photography industry: film, paper, plates, X-ray film.
One of twenty deer tested near Clark's Marsh was found to have a PFOS level of 547 parts per billion (ppb) taken from a muscle sample. It is unknown how PFAS could accumulate to the level seen in the deer found near Clark's Marsh. All deer except the one with elevated levels at Clark's Marsh were found to have no or very low levels of PFAS ...
Story at a glance A group of potentially harmful chemicals called per- and polyfluoroalkyl substances (PFAS) have repeatedly cropped up in headlines. But the sheer number of chemicals in this ...
Dental floss (waxed) Levi Spear Parmly (1790-1859), [4] a dentist from New Orleans, is credited with inventing the first form of dental floss. [5] In 1819, he recommended running a waxen silk thread "through the interstices of the teeth, between their necks and the arches of the gum, to dislodge that irritating matter which no brush can remove and which is the real source of disease."
Here are just a few of the many alternative uses for dental floss: Hang time - Use dental floss to hang pictures, sun catchers or Christmas ornaments. In fact, you can use it to hang just about ...
PTFE is used for some types of dental floss. PTFE can also be used when placing dental fillings, to isolate the contacts of the adjacent tooth so the restorative materials will not stick to the adjacent tooth. [68] [69] PTFE sheets are used in the production of butane hash oil due to its non-stick properties and resistance to non-polar solvents ...