the-BA : Mouthwash

One of Britain’s highest ever drink-drive readings came after a north Wales alcoholic went on a 48-hour drink binge. On top of all the alcohol, the 40-year-old man drank two-and-a-half bottles of mouthwash (but still failed the breath test). He was jailed for six months, but has a lovely set of white teeth.

Have you ever wondered what mouthwashes actually do? Do they help keep your teeth clean?

You might like to …

Find out what ‘antimicrobial’ means, and find out why bacteria can be bad for your teeth
Compare the antimicrobial effects of different mouth washes. You could do this by seeding an agar plate with bacteria and impregnate discs with different mouthwashes
Work out what the best concentration is for a mouthwash. In other words, find out if it’s any less effective if watered down
Compare the antimicrobial effect of a mouthwash on different known bacteria.

Further links:
http://www.dentalhealth.org.uk/

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