What does the trident do?

Trident Gum was not named for Poseidon's Trident. The original Trident gum was made to contain three enzymes which were thought to soften dental tartar, so the name Trident comes from three enzymes...

that is Poseidon

trident was made by a family.

A long, three-pronged fork or weapon, especially a three-pronged spear used for fishing. Greek & Roman Mythology. The three-pronged spear carried by Neptune or Poseidon.

The symbol of Poseidon's power was the trident, or a spear with three points, with which he used to shatter rocks, to call forth or subdue storms, to shake the earth, and the like.