We are looking at the following acid-base indicators: methyl orange, methyl red, bromothymol blue, litmus, phenolphthalein and indigo carmine. Consider that these indicators all have...
www.rapidresultsresources.com This is a video clip on indicators of interest. This video clip is part of a documentary (UK's Channel 4 - Body Talk "Sex")...
Here is a way to dtermine if your handloads are creating excessive pressure. There are other indicators other than these but I'm demonstrating the most...