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early uses of cochineal insects

Perhaps you knew this and know of other instances, but I wanted to share in case it is new to you. My son is currently part of a project digitizing an early French manuscript of "recipes" from the 1500's. Today, he is in a lab at college making one of these recipes with his boss and team on the project. They have obtained a bag full of cochineal insects and are making a red pigment using the original recipe from the manuscript. Not only do I find this wonderfully, nerdy, and cool, I learned something new and I hope you do too.

Here is the iNat taxon page for cochineal scale insects and it describes the uses of this bug in making pigment: https://www.inaturalist.org/taxa/202091-Dactylopius

My son sent me a short video from the lab showing how the pigment (in liquid form) was hot pink and then turned a lighter bubblegum color as he added an alum solution to the base. I'm ...más ↓

Publicado el junio 1, 2021 04:36 TARDE por scubabruin scubabruin | 2 comentarios | Deja un comentario
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This project is for California Wild Women to post observations based on monthly themes and/or of interest to the membership. We are a small group of avid nature enthusiasts looking to keep connected during the 2020 crisis and beyond.

The California Chicory flower is a hardy little flower found here in the Southwest and is many petaled, representing our group of wonderful wild women. ...más ↓

scubabruin creó este proyecto el 02 de septiembre de 2020
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