Testing rock sample in laboratory
Palabras clave
laboratory,
aggregate,
equipment,
geology,
hand,
sample,
rock,
test,
research,
adult,
core,
cut,
dirt,
earth,
element,
engine,
grade,
heavy,
holding,
industry,
layer,
lifestyle,
machine,
male,
measurement,
measuring,
metal,
mineral,
occupation,
person,
process,
science,
scientific,
dirtied,
stone,
surface,
technology,
texture,
tool,
work,
men at work,
skill
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