Tshuaj txhuam hniav tuaj qhov twg?

Cov txheej txheem:

Tshuaj txhuam hniav tuaj qhov twg?
Tshuaj txhuam hniav tuaj qhov twg?

Video: Tshuaj txhuam hniav tuaj qhov twg?

Video: Tshuaj txhuam hniav tuaj qhov twg?
Video: Tshuaj txhuam hniav mas tseem muaj ntau yam zoo tshaj qhov peb paub thiab 7 Mar 2019 2024, Hlis ntuj nqeg
Anonim

Zoo li txhuam hniav, Egyptians siv tshuaj txhuam hniav los ntxuav lawv cov hniav nyob ib ncig ntawm 5000 BC, txawm tias ua ntej cov txhuam hniav tau tsim! Cov neeg Greek thaum ub thiab Loos kuj paub tias tau siv tshuaj txhuam hniav, thiab cov neeg hauv Suav teb thiab Is Nrias teb siv tshuaj txhuam hniav nyob ib puag ncig 500 BC. ib yam.

tshuaj txhuam hniav tuaj qhov twg?

History of Toothpastes

Egyptians ntseeg tau tias tau pib siv tshuaj txhuam hniav los ntxuav lawv cov hniav nyob ib puag ncig 5000BC, ua ntej cov txhuam hniav tau tsim. Cov neeg Greek thaum ub thiab cov neeg Loos tau paub tias tau siv tshuaj txhuam hniav, thiab cov neeg hauv Suav teb thiab Is Nrias teb thawj zaug siv tshuaj txhuam hniav nyob ib puag ncig 500BC.

Yuav ua li cas yog cov tshuaj txhuam hniav?

tshuaj txhuam hniav feem ntau muaj cov khoom nram qab no: Dej (20–40%) Abrasives (50%) suav nrog txhuas hydroxide, calcium hydrogen phosphates, calcium carbonate, silica thiab hydroxyapatite. Fluoride (feem ntau yog 1450 ppm) feem ntau nyob rau hauv daim ntawv ntawm sodium fluoride.

Cov tshuaj txhuam hniav twg yog tsim nyob rau hauv UK?

Kingfisher Toothpaste. Kingfisher yog UK cov tshuaj txhuam hniav zoo tshaj plaws. Nws tsis muaj cov xim cuav, tsw qab, cov khoom qab zib lossis cov khoom khaws cia.

Yuav tshuaj txhuam hniav twg yog qhov zoo tshaj plaws hauv ntiaj teb?

Tab tshuaj txhuam hniav

  • Colgate Total. …
  • Crest Pro-He alth. …
  • Sensodyne ProNamel Gentle Whitening Toothpaste. …
  • Arm and Hammer Dental Care Advance Cleaning Mint Toothpaste w/Baking Soda. …
  • Tom's of Maine Natural Anticavity Fluoride Toothpaste. …
  • Crest Tartar Tiv Thaiv. …
  • Tom's of Maine Simply White Clean Mint Toothpaste.

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