All articles by Andrea Sella – Page 11

  • Periodic table of the elements – 59 – Praseodymium
    Podcast

    Praseodymium

    2008-12-24T00:00:00Z

    The 'green twin' from didymium safety glasses

  • Rudolf Signer (1903-1990)
    Opinion

    Signer's Osmometer

    2008-11-27T08:55:00Z

    Signer's elegant apparatus for measuring molecular weights in solution

  • CLASSIC-KIT-200
    Opinion

    Abbes refractometer

    2008-10-29T09:25:00Z

    The other day I found myself in the supermarket staring at a frozen cliff of buttery spreads

  • CLASSIC-KIT-200
    Opinion

    Claisen's flask

    2008-09-26T12:58:00Z

    In the name of effective multi-tasking, modern technology tries to combine as many functions into one small gadget as possible

  • Periodic table of the elements – 14 – Silicon
    Podcast

    Silicon

    2008-09-10T00:00:00Z

    Andrea Sella introduces the second most abundant element in Earth's crust

  • CLASSIC-KIT-300
    Opinion

    Raschig's rings

    2008-08-27T11:15:00Z

    Few who have listened to the music of Richard Wagner can remain indifferent to it.

  • Opinion

    Dewar's flask

    2008-07-30T08:05:00Z

    A thing of rare beauty which every chemist should have on their mantelpiece

  • CLASSIC-KIT-300
    Opinion

    Erlenmeyer flask

    2008-06-30T11:08:00Z

    George Bernard Shaw once described Britain and America as being 'two countries divided by a common language

  • CLASSIC-KIT-180
    Opinion

    Drechsel's bottle

    2008-05-28T09:08:00Z

    Western travellers to the East fuelled a fashion for Orientalism which reached its height in the 19th century

  • CLASSIC-KIT-300
    Opinion

    Kjeldahl flask

    2008-04-28T11:01:00Z

    Beer has made an immense contribution to humanity generally and to chemists in particular

  • Opinion

    Vigreux's column

    2008-03-26T13:06:00Z

    Does anyone blow glass in chemistry labs any more?

  • CLASSIC-KIT-Mohr-250
    Opinion

    Mohr's burette

    2008-02-26T15:31:00Z

    Titrations are the symbol of all that is boring in science

  • CLASSIC-KIT-150
    Opinion

    Sprengel pump

    2008-01-28T13:59:00Z

    It has long been said that nature abhors a vacuum

  • CLASSIC-KIT-200
    Opinion

    Schlenk apparatus

    2007-12-20T14:20:00Z

    Wilhelm Johann Schlenk, the German chemist who prepared some of the first organosodium and organolithium compounds, and developed the inert-atmosphere techniques now common in many labs

  • Opinion

    Beckmann thermometer

    2007-11-28T14:11:00Z

    There was a time, long ago, that few of us remember, when you couldn't just head down to the basement and get a quick NMR or mass spectrum of your latest compound

  • classic-kit-250
    Opinion

    Kipp's apparatus

    2007-10-26T11:24:00Z

    If there's one piece of glassware other than a conical flask that spells the word 'chemistry' in the minds of most people it is Kipp's apparatus

  • CLASSIC-KIT-200
    Opinion

    Bunsen burner

    2007-10-02T12:24:00Z

    One sure-fire way of entering the chemical pantheon is to get your name associated with a piece of kit

  • Opinion

    Soxhlet extractor

    2007-08-28T13:32:00Z

    One sure-fire way of entering the chemical pantheon is to get your name associated with a piece of kit