1 Laboratory Safety Monograph a supplement to the nih guidelines for June 23, 1976, as a part of the "nih, Guidelines for Recombinant dna research." This monograph was prepared in response to numerous requests for greater specificity in describing practices, equipment 0.95 Mb. 10
Plate tectonics and physical hazards chapter outline The concept of isostacy explains why the lower-density continental rocks stand higher than the ocean-floor rocks and sink deeper into the underlying mantle. This behavior is analogous to ice (lower density) floating higher in water 27.22 Kb. 1