Thargoid Technology Samples is a commodity found at the crash sites of Thargoid Scouts. It is corrosive to ship modules, and can only be safely transported using a Corrosion Resistant Cargo Rack. It is considered an illegal salvage item in most systems.
A bio-mechanical canister containing technological samples of Thargoid origin. There is widespread speculation that these are used in the construction of the various probes and ships, as well as the inner workings of their structures.
— In-game description