Warning sign about hazardous sand fire area

Hazardous Sand Fire Area Use Extreme Caution With Any Open Fires A The peculiar geology of Death Valley National Park has created a scenic landscape we can all eruoy. However. the same geologic processes have con- centrated many mineral salts and compounds in the sandy soil. In addition' to the familiar sodium chlo ride and borax, certain areas contain abnormally saturated deposits of highly combustible compounds such as potassium permanganate and permian diox - ide. These substances formed during the period of rly in the history of the region and later precipitated out of the vast drying lake which cov- ered the area. They are a part of the colorful beauty unprotected open fires or a care- rnaicti can in minutes turn a a raging sand lire. weep- volcanism ea lessly discarded . ful stretch of desert into ing everything before it. ,5 g, , This Is Your Nationa . Help Prevent Sand Fires L l 3 J 01L llllEl'SCB N 10 Inklmot N . V . ., Dll Cl an b d d bill Death 31k ll Dill P . iv .-~i- l 544.111. nniJii-nmm . .1 rm A: :::c:> [ID -' N 4w---..v.-..