Conversation so far:
where is each type of cartilage located in the body
Hyaline cartilage is found in the ribs, nose, larynx, trachea; fibro cartilage in invertebral discs, joint capsules, ligaments; and elastic cartilage in the external ear, epiglottis and larynx.

Question: what is the tissue made of
Self-contained rewrite: what is cartilage made of