Having made biscuits with an acknowledged alum baking powder, using twelve times the proportion of powder directed on the labels, and employing for each experiment a distinct sample of powder ...

The experiment was developed by three current UCCS students and one PPSC alum and will specifically monitor the formation of calcium sulphate crystals in microgravity. The chemicals and water that ...

Some crystals look very similar but here are a couple of ways to tell them apart. The salt may look a little grayer than the sugar which may look whiter than the salt. The alum may sparkle a little ...