chemically known as potassium alum or aluminum potassium sulfate, exhibits astringent properties when applied to the skin. Astringents work by causing proteins in the skin cells to coagulate ...

Potassium deficiencies in citrus trees may ... Multiple products, including elemental sulfur and aluminum sulfate, are available to help acidify overly alkaline soils, but be sure follow the ...

the tests were done with pure aluminum sulfate (the right name for alum). If you buy alum at the store, it is likely to have potassium or other additives and that might change the results or even ...

He founded and organizes the U.S. Crystal Growing Competition, an annual contest that challenges K-12 students and teachers across the country to grow crystals from potassium aluminum sulfate, a ...