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Viewing profile — ksab

ksab

HN member
Joined
Fri, Mar 23, 2012, 7:29 PM UTC
HN karma
38
Public activity
10 items

About ksab

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Recent public activity

  1. comment
    Comment #45301651

    As someone who once did lab-based cooking studies (with a mass spectrometer), you would be surprised what is emitted from frying with oil. I suggest frying some bacon and report ba…

  2. comment
    Comment #35375450

    We’re using an iPad. It’s theoretically aimed at older children (5+) but my son was able to pick it up no problem. I sat down with mine about 6 months ago (he was 3.75 at the time)…

  3. comment
    Comment #35373779

    My 4 year old made his first program using Scratch Jr. What was this program? He made a story where cats jump up and down 25 times and then walk away. He recorded sound effects for…

  4. comment
    Comment #21554848

    Outdoors: Particles less than 50nm often arise from sulphuric acid. Nucleation occurs with sulphur dioxide and water in vehicle exhaust and these particles undergo growth via conde…

  5. comment
    Comment #20885508

    When I was pregnant (in Canada), I watched a series of videos about safe sleep and got a free Baby Box (Telus sponsored it): https://www.babyboxco.com/about/ Baby arrived 2 months …

  6. comment
    Comment #20563760

    This playground was an annual end of the school year field trip starting in grade 1. It had a diverse range of activities and catered to children of different ages, abilities and c…

  7. comment
    Comment #9506850

    Thanks for your interest in our work! (Lead author on the ultrafine particle mapping paper). The SOCAAR facility has operated at this roadside location since 2006 and is one of the…

  8. comment
    Comment #6660637

    There is no "safe" threshold for particulate matter (PM) exposure. Our nose, mouth and throat are very inefficient at filtering particles less than 2.5 microns. As a consequence, a…

  9. comment
    Comment #6648960

    The marketing machine behind many brands is highly effective at establishing "status". The marketers place their products across multiple media platforms and those around you simpl…

  10. comment
    Comment #6105536

    The paper still stands. There has been quite a bit of research activity in this area. Anecdotally: my lab recently got a Brother laser printer. There was an odour after printing so…