bit.ly/mtuengfb or search for “Michigan Tech College of Engineering” Color-Changing Potions and Magical Microbes Rebecca Ong Assistant Professor

Department of Chemical Engineering

Michigan Technological University

Biography PhD, Chemical Engineering, Michigan State University BS, Chemical Engineering, Michigan Technological University BS, Biological Sciences (Plant Biology), Michigan Technological University

Courses Taught ● CM5300 – Advanced Transport Phenomena ● CM3979/ENT3979 - Alternative Energy Processes and Technologies ● CM4125 – Bioprocess Engineering Laboratory Research Interests ● Lignocellulosic-Based Biofuels and Biomaterials ● Sustainability of Bioenergy Production Systems The Science Behind the Magic: Color-Changing Potions

Chromophores: an atom or group whose presence is responsible for the color of a compound

http://wayfaringrachel.com/chlorophyll-water/ https://www.youtube.com/watch?v=-ijejlYbGh8 β-Carotene https://commons.wikimedia.org/wiki/File:Beta-carotene_conjugation.png

https://www.medicalnewstoday.com/articles/252758 https://www.livescience.com/52487-carotenoids.html Anthocyanins

https://www.robertbarrington.net/anthocya nin-chemistry-colour-changes/

https://nutritionyoucanuse.com/foods-high-in-anthocyanins Our homemade pH indicator tells us the amount of H+ ions in solution (or the acidity)

More H+ = More acidic Less H+ = More basic

https://www.researchgate.net/figure/Chemical-diagram-of-color-changing-anthocyanin-pH-reaction-Under-different-pH- conditions_fig4_301896057 http://www.compoundchem.com/2017/05/18/red- cabbage/ Litmus Paper

Made from Lichen! https://en.wikipedia.org/wiki/Roccella_tinctoria https://en.wikipedia.org/wiki/Litmus Personal Natural Medicine & Care Dyes Supplements

https://en.wikipedia.org/wiki/Artemisinin https://cdn.shopify.com/s/files/1/2037/1 233/products/pantene.jpg?v=1590260 https://www.etsy.com/listing/754313817/mak https://en.wikipedia.org/wiki/ 640 e-a-rainbow-natural-dye-kit-bundle Artemisia_annua The Science Behind the Magic: Collecting Fungus Breath

Using microbes to make a product

https://www.youtube.com/watch?v= qoxY0z8ukUQ What’s Happening Here?

https://www.svgrepo.com/svg/190867/co2

Sugar Yeast

https://newatlas.com/ethanol- https://photodune.net/item/sweet- https://www.liliasahmeira.com/fungi-yeast- carbon-monoxide/31658/ white-sugar-cubes/24207987 affect-us/ Bread & Swiss Cheese

https://www.kingarthurflour.com/recip https://theconversation.com/why- es/no-knead-sourdough-bread-recipe does-swiss-cheese-have-holes- 130451 Lactic Acid Yogurt & Sauerkraut

https://www.foodnetwork.com/recipes/food- https://thepioneerwoman.com/food-and- network-kitchen/instant-pot-yogurt-5449515 friends/how-to-make-sauerkraut/ FLAVOR

Chocolate & Butter

https://perfectdailygrind.com/2018/12/fine- https://en.wikipedia.org/wiki/Butter https://www.mccormickcorporation.com/en/fla commercial-chocolate-do-you-know-the- vor/flavor-forecast difference/ Beer, Wine & Biofuels

https://www.vectorstock.com/royalty- https://www.independent.co.uk/life-style/food- https://smithenergyabs.com/se/divisions/biofu free-vector/structural-chemical- and-drink/beer-terminology-glossary- el/ formula-and-model-of-ethanol-vector- international-day-pints-a9034866.html 4007132 Rennet (Cheese), Insulin, & Laundry Detergents

https://www.medicaleconomics.com/article/tru https://medium.com/the-crown-writer/what-is- https://www.burnettdairy.com mp-administration-announces-insulin-cost- biotechnology-161811e439a8 /our-cheeses/cady-creek- reductions-medicare-patients?qt- farms resource_topics_rightrail=0 Physics Chemistry Math

Biology Chemical Engineering

Interested in sponsoring a Husky Bites webinar? Please contact Bryant Weathers for more info at [email protected].

All proceeds go to Fall 2020 student scholarships, in response to the COVID-19 pandemic.

Next Session: Monday, June 8 at 6:00pm

Shipwrecks and Underwater Robots Guy Meadows Thank you! It’s time now for Q&A. Please share your questions.

mtu.edu/huskybites