When lotions go wrong! (Updated 2023)

A collage of diagrams demonstrating different ways a lotion can fail. The top image is of a successful lotion, with micelles containing yellow oil floating in a sea of blue water.

Original post shared 2009. Slowly updating it for 2023 with new information and diagrams. This is definitely a work in progress as there’s so much more to share!  At one time or another, we’ve all experienced epic lotion failure and asked ourselves what we did wrong. We call it separation, but do you know why...

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Scales! An equipment review: Let’s meet a few scales that weigh 1 gram/0.1 ounce (part two of the series)

We started this series with the introduction or part one in which we reviewed the parts of the scale and things we might want to consider when we buy one with some information on significant figures and instrument error. Today, we’ll look at a few scales I’ve owned over the years that measure to 1...

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Scales! An equipment review: What to look for in a scale (introduction to the series)

I can’t believe I haven’t shared the many many scales I’ve owned over the last 16 years and thought it was time I rectified this issue. I hope this serves as a handy guide to help you choose your favourite scales for your workshop. First, we’ll look at the parts of the scale. Then we’ll...

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Hey $10 subscribers! In lieu of this month’s e-book, we have a $23 coupon for you!

Hi everyone! I’m terribly sorry that there isn’t an e-book this month. I’ve been sick for a while and just couldn’t finish the book. (Click here to read more about what’s going on with my health.) This month we’re offering a $23 coupon you can apply to you entire cart!* That’s right, you can apply...

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