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.)
Microscope (40X, 100X, and 400X)
Ocular micrometer/reticle (optional)
Specimens: human scalp hair (see text)
Although none of the activities in this lab session present any significant risks, as a matter of good practice, you should always wear splash goggles, gloves, and protective clothing when working in the lab, if only to avoid contaminating specimens. Obviously, ...