What is the name of the device taken into the depths of the ocean?

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

Which law represents a balanced chemical equation?

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?