Chemical Indicators for Advanced Homeschool From Flowers and Spices

Chemistry, Education
[caption id="attachment_24335" align="alignright" width="480"] Tautomers of curcumin found in turmeric.[/caption] "And the leaves of the trees were for the healing of the nations.” -Revelation 22:2c While the above quote is not intended as a discussion of home remedies, people have converted roots, leaves, flowers, and stems to teas, emoluments, and powders for the purpose of healing for many, many years. Of greater interest to us, you can use flowers and spices in much the same way a chemist uses commercial indicators in chemical titrations in the laboratory. A titration is the measured addition of a solution of known concentration into an another solution of unknown concentration with which it reacts, with the goal of reaching a proper end-point. And how does one know when the end-point has been reached? By…
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DIY Milk Based Casein Glue

Chemistry, Entertainment
[caption id="attachment_5956" align="alignleft" width="380"] Casein Glue[/caption] Survivalists desire the skill of doing things for themselves. While they may know how to provide food for their families, could they make their own glue if the need arose for it? Would you like to know how you can make your own glue—from milk? That’s right—from milk. It's called casein glue. Elementary Adhesives There are a number of simple ways to make glues using various starches, flour, or gelatin. An improvement to these formulations is casein glue. While it requires a little effort to make, it is still not difficult and it is a superior product. In fact, it is related to some of the famous brands available at your store, including construction glue. Milk is a Natural Casein is an important phosphoprotein…
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