Linear ,it only goes one way
Positive
It’s simple
Negative
One goes wrong everything is going to be messed up
It is true thats the answer good luck
There is so many I can name but I’m to lazy to type
<span>The menu mark showing a milk carton with a line through it indicates that the item on the menu is dairy-free. This is for allergy and Kosher labelling to ensure people know that they can eat this item on the menu. </span>