You’ll need the following items to complete this lab session. (The standard kit for this book, available from http://www.thehomescientist.com, includes the items listed in the first group.)
Exemplar: spectroscopic soil specimen
Burner, gas (see text)
Digital voice recorder (optional)
Spectrometer (Project Star or similar)
Water, distilled or deionized
Specimens: soil, known and questioned
Hydrochloric acid is corrosive and emits strong fumes. The spectroscopic soil specimen supplied with the kit may contain toxic heavy metals. ...