Read our latest blog post for this awesome cleansing stick: https://skinchakra.eu/blog/archives/574-How-to-make-a-natural-facial-cleansing-stick.html
Read our latest blog post to learn how to make a natural deodorant: https://skinchakra.eu/blog/archives/575-Summer-feel-natural-biphase-deodorant-guest-post.html
Read our latest blog post for the tutorial to this minty shower cream: https://skinchakra.eu/blog/archives/577-How-to-make-a-shower-cream.html
Do you know what the term "surfactant" means? It stands for "surface active agent", molecules that are active at the surfacr and interface and that can reduce the surface tension of a liquid
these two silly and easy experiments show you what "surface tension" means and why water has such a high surface tension (the whole surfactant and washing industry is based upon the high surface tension of water)
https://www.youtube.com/watch?v=oe0gX43YoUs
https://www.youtube.com/watch?v=6YGLfZG5lEQ
and this is a more scientific way we measure the surface tension quantitatively in the lab
https://www.youtube.com/watch?v=fhrlk2IaeD8
these two silly and easy experiments show you what "surface tension" means and why water has such a high surface tension (the whole surfactant and washing industry is based upon the high surface tension of water)
https://www.youtube.com/watch?v=oe0gX43YoUs
https://www.youtube.com/watch?v=6YGLfZG5lEQ
and this is a more scientific way we measure the surface tension quantitatively in the lab
https://www.youtube.com/watch?v=fhrlk2IaeD8
YouTube
The Sci Guys: Science at Home - SE3 - EP4: Water Glass Surface Tension - Surface Tension of Water
Welcome to episode four, season three of science at home. In this episode we add pennies into a full glass of water to show how surface tension will create a convex dome of water that rises above the rim of the glass. Surface tension is generated by cohesion…
Apart from the fact that they used acetone-extracts for this study, it's an interesting article about the antioxidant properties of grape pomace. We know what we're going to extract during the coming weeks 😁
http://www.mdpi.com/2079-9284/5/3/46/htm
http://www.mdpi.com/2079-9284/5/3/46/htm
MDPI
Cytoprotection of Antioxidant Biocompounds from Grape Pomace: Further Exfoliant Phytoactive Ingredients for Cosmetic Products
The goal of this study was to investigate the efficacy and the safety of grape pomace (Vitis labrusca L.) obtained from the winemaking process as an antioxidant raw material for cosmetic formulations. Grape pomace was dried and submitted to extraction with…
if you've missed our blog post about tocopherols, here is a reminder for you:
https://skinchakra.eu/blog/archives/488-What-you-need-to-know-about-Tocopherol-Vit-E.html
https://skinchakra.eu/blog/archives/488-What-you-need-to-know-about-Tocopherol-Vit-E.html
Wrote this a long time ago about poppy seed oil: https://skinchakra.eu/blog/archives/396-7-good-reasons-why-you-should-use-poppy-seed-oil-in-your-skin-care-products.html
in our latest blog post we show you how to make this cute cleansing & scrub stick: https://skinchakra.eu/blog/archives/579-How-to-make-a-facial-cleansing-scrub-stick.html
Read our latest blog post about tocopherols: https://skinchakra.eu/blog/archives/580-Why-I-love-tocoperols-and-why-you-should-love-them-as-well.html