Trigemic vapor

Trigemic vapors are gases found on some planets, and cause skin irritation in humanoids.

The effects of these vapors can be helped by a dermal osmotic sealant.

Trigemic vapors left a residue of proteins and amino acids.

One recorded planet in the Delta Quadrant contains high levels of trigemic vapors in its atmosphere. The vapors were realized to be the sole source of nourishment for newly-hatched Reptohumanoids.