Tubing vs Casing - What's the difference?

As nouns the difference between tubing and casing

is that tubing is tubes, considered as a group while casing is that which encloses or encases.

is that tubing is while casing is .

(tubings)

tubes, considered as a group

a length of tube, or a system of tubes

the recreation of riding down a river on an inner tube

(head)

(en noun)

That which encloses or encases.

Some people like to split the casing of a sausage before cooking so it doesn't burst. Others don't.

(uncountable, computing) The collective states of upper and lower case letters.

The replacement string should have the same casing as the matched text.

* sausage casing

(head)