- Another installment of "for the love of God don't make this!" - Goodful's Homemade Gentle Magnesium Lotion
- Member exclusive Q&A: What should be the pH of our finished products for willow bark extract?
- Defining some scientific terms: Solubility, viscosity, surface tension, and interfaces
- Glossary (original)
- Chemistry: Rheology modifiers - categories and defining a few more terms