98 C h a p t e r 5 C o r r o s i o n K i n e t i c s a n d A p p l i c a t i o n s o f E l e c t r o c h e m i s t r y 99
(a)
(b)
FIGURE 5.10 Four-pin soil resistivity measurements being made; (a) field
setup and (b) close-up on the instrument. (Courtesy of Tinker & Rasor)