Click for information. Tiny lines would mean that if you would pull on it, it would break. God made them without tiny lines so each strand would be strong.
Some cooks use cornstarch to make their sauces thicker.
If you have a box of cornstarch in your kitchen, ask to put some in a bowl and feel it with your fingers. Salt will always have this shape, no matter how tiny or how bug. If you have the rock salt that is needed to make homemade ice cream, then look to see if one of those grains has the same shape. This shape is called a simple cubic crystalline structure. This is one of the things that makes wool so warm.