Hints and tips:
...Anti-fluoride campaigners have been on that trail for decades. But Covid gave the genre a new and significant twist....
...At one end of the spectrum, doctors prescribe visits to these variously calcium-, magnesium-, sodium-, sulphate- and fluoride-rich waters to cure ailments including joint aches and arthritis....
...Mundry has found more palm oil in his butter, less fluoride in his mouthwash and more glucose syrup being substituted for sugar in his confectionery....
...In an overall ranking that takes in both the number and quality of patents, Japan came first in patents related to fluoride-ion batteries, whose capacity could be as much as 10 times that of lithium-ion...
...The products are harmless, small organic molecules and fluoride ions....
...Among the recipients were chemicals groups Solvay and Orbia, which plan to construct a $850mn polyvinylidene fluoride plant in Georgia by 2026....
...“Besides hydrogen fluoride, there hasn’t been any exceptional impact,” a source from a Japanese material manufacturer told Nikkei’s Seoul correspondent Kotaro Hosokawa....
...But I find it hard to object to its existence, when we already fortify breads and cereals with folic acid, water with fluoride and milk with Vitamin D....
...A host of smaller companies occupy vital niches, as South Korea discovered when Japan suddenly imposed tougher export controls on fluorinated polyimide, photoresists and hydrogen fluoride in 2019....
...Hydrogen fluoride etching gas....
...Citing a loss of trust between the two countries, Tokyo suddenly imposed export controls on fluorinated polyimide, photoresists and hydrogen fluoride etching gas — three crucial chemicals for which its companies...
...ZeroWater is so efficient it takes out 99 per cent of fluoride, which is not necessarily good for children’s dental health....
...ZeroWater is so efficient it takes out 99 per cent of fluoride, which is not necessarily good for children’s dental health. zerowater.co.uk...
...Last July, Japan slapped controls on three chemicals vital to South Korea’s semiconductor industry: fluorinated polyimide, photoresists and hydrogen fluoride etching gas....
...“We’ve tested the use of hydrogen fluoride made by domestic suppliers and begun to use it in the production process, along with Japanese imports,” said a Samsung executive....
...Hydrogen fluoride, used for etching silicon, is a crucial raw material for the semiconductor industry....
...I write this having tasted all 61 wines this morning; my mouth still hurts under the impact of the drying tannins, even though I have swilled it with fluoride mouthwash as recommended by my dentist....
...Prime Minister Shinzo Abe’s government in July imposed rigid checks on sales of three chemicals crucial to South Korea’s chip and display makers — photoresists, hydrogen fluoride etching gas and fluorinated...
...“If you sniff it, you die,” said one tech expert of the hydrogen fluoride used for cleaning and etching the tiny silicon wafers used in computer chips....
...Of the three chemicals subjected to Japan’s export restraints, hydrogen fluoride is the most sensitive....
...Though the curbs on shipments of photoresists, hydrogen fluoride and fluorinated polyamides have hurt some Japanese companies, Tokuyama’s Mr Yamamoto and others say it has had little effect on their businesses...
...The government has also expedited approvals for Soulbrain, a domestic supplier of hydrogen fluoride, to help it complete construction of its new Won35bn plant in the centre of South Korea....
...Samsung Electronics and SK Hynix are most exposed to Japan’s threat to restrict supplies of fluorinated polyimide, photoresists and hydrogen fluoride etching gas — materials for which Japanese companies...
...Japan has already imposed controls on three chemicals crucial to South Korea’s world-leading semiconductor industry: fluorinated polyimide, photoresists and hydrogen fluoride etching gas....
...That suggests South Korean chipmakers Samsung Electronics and SK Hynix will continue to receive supplies of fluorinated polyimide, photoresists and hydrogen fluoride etching gas....
International Edition