a: bone ~
b: reinforced concrete
What:
"In its structure, bone is like reinforced concrete - the collagen fibers, like the steel of reinforced concrete, provide tensile strength, while the bones' salts, like cement sand and rock of concrete, provide the compression strength."
Useful?
Writer: James S. Trefil
LCC:
Where:
Date: Sep 2 2015 7:05 PM
# 8463 Critique Analogy