Like A Coal Train???
a: Cellulose ~
b: a really, really long train
What: "Cellulose is like a really, really long train. A train with up to 9,000 cars (glucose units) attached. That's why it's so dang tough."
Useful?
Writer: palmerjay
LCC:
Where:
Date: May 2 2013 10:39 AM
# 2862 Critique Analogy