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Popularization
15 March 2015
Alexis St-Gelais, M. Sc., chimiste – Popularization We have previously seen a worked example of essential oil analysis. Hydrosols can be analysed in about just the same way as essential oils. Yet, there is one huge difference between a pure essential oil and an hydrosol: the latter is always a solution. This implies some specific
Discoveries
26 February 2015
Alexis St-Gelais, M. Sc., chimiste – Discoveries Who’s affraid of goats, sheeps, horses and cows? Most Humans are not, since these animals are rather pacific and useful to us. But herbaceous plants and shrubs have plenty of reasons to hold great resentment toward these species, who consistently eat them. So what does a plant do
Discoveries
18 February 2015
Alexis St-Gelais, M. Sc., chimiste – Discoveries Climate can be rough around here, in Saguenay. With temperatures regularly dropping under -25ºC, February is way colder than the average, this year. Fingers get nimble very quickly, and the tip of your nose can freeze within minutes. Although this might not be comfortable every day for us, Humans,
Popularization
14 February 2015
Alexis St-Gelais, M. Sc., chimiste – Popularization Any business in the field of natural substances production (encompassing health products, extracts, refined phytochemicals, herbs, essential oils, and anything comprising one of these ingredients) will eventually have to take a stand about the kind of quality control that should be performed on its products. In many cases,
Popularization
9 January 2015
Laurie Caron – Popularization In recent months, a particular topic emerged in the media: food fraud. But what is it? By definition, there is food fraud when food is marketed with intentional misleading information to the consumer1. An example of a rather eloquent fraud, nicknamed “Horsegate“, took place in 2013 in Europe. Frozen meals
Plant card
Laurie Caron, chemist, M.Sc. – Plant card Latin name: Gaultheria hispidula (L.) Mühl. and its former name is Chiogenes hispidula (L.) T. & G. Common Names: Small tea, small tea woods, wintergreen insipid, tasteless chiogène, Snowberry. Qualified as a small creeping shrub of the heath family, this plant has long spindly branches and small oval
Popularization
9 November 2014
Alexis St-Gelais – Popularization One of the strangest aspects of the life of a chemist is to constantly be working with something we can (almost) never see as a unit: a molecule. In fact, a considerable part of our job is to draw conclusions from data obtained indirectly in order to deduce the structure of
Popularization
31 October 2014
Hubert Marceau – Popularization Figure 1: S. lycopersicum (Source) Have you ever heard of Tomtatoes? It is tomato plant, Solanum lycopersicum (Figure 1), graft on a potato plant, Solanum tuberosum. This gives a plant that bear edible roots (tubers to be more precise) and fruits. Why not start using all the rest and make a salad with
Popularization
20 October 2014
Hubert Marceau – Popularization Figure 1: C. sativa (source) October 1st 2014 will surely be a memorable day for a retired man from Georgia, USA. To his suprise, a heavily armed police force assisted by a K9 unit and a helicopter dropped in his garden. The local police department were suspecting the presence of Cannabis sp. (Figure
Plant card
29 September 2014
Laurie Caron – Plant card Figure 1 : Plant representation. Latin name: Coptis trifolia (L.) and its former name is Coptis groenlandica (Oeder) Fern. Common Names: Goldthread Greenland, Sabouillane, Sibouillane, Gold-thread. Small herbaceous perennial with rhizomes slender, wiry and yellow gold (Figure 1). The leaves of this plant are basal, long-stalked, glossy superiorly (Figure 2)1.
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