Friday, 3 February 2012


 
           the  taste is too salty)

-          1 – 2 tsp peppermint extract or 10-15 drops peppermint essential oil (or add your favorite 

2 comments:

  1. What % of fluoride is acceptable to be used in toothpaste...I've heard that too much coluld be dangerous!
    Gillian

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  2. Jenna, your account of the history of toothpaste is all new to me - interesting, especially the British reference. But it uses something from the south pacific!: Betel Nut? Somebody wrote "A betel nut, also called the areca nut, is a seed that comes from the betel palm (Areca catechu, of the Palmaceae family)." So how come British toothpaste used a pacific palm seed? Was/is there no British alternative?

    When I was a student in Sudan, we used chewing sticks instead of toothbrushes (see http://www.scienceblog.com/community/older/2000/A/200000237.html for something similar). I wonder if there is an equivalent in Britain???

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