E-mail question: Using Polawax in your creations…

I am asked all the time about how much emulsifier to use. If you are using Polawax, the general rule of thumb is to use 25% of the oil phase. So if you have 20% oil, you’d use 5% Polawax. If you have 30% oil, you’d use 7.5% Polawax. And so on. So why am…