One of the noteable uses are that citric and oxalic acids can be used for rust removal. As acids, they can dissolve iron oxides without damaging the base metal like strong mineral acids such as HCl Con. and H2SO4 Con. Etc.
All living things have and use organs just like humans. They may have more or less than us but they still have and use organs.
the lungs
Ya mum
Semen transports the sperm from the male sex organs to the delivering organs, and to the egg cells in the female sex organs.
The Egyptians would cut open the body and use their hands to remove the organs and guts
with cells
To reproduce. What do YOU use them for?
Lobsters use their antennae and chemosensory organs to navigate their environment and locate food.
One could argue that electronic organs that mimic the sounds of pipe organs are their descendants, but in truth, pipe organs are still in use today, mechanically, as pipe organs.
There are various organs that grasshoppers use to complete necessary life functions. The spiracles are part of these organs and they are used for breathing. They are small pores found on the abdomen and the thorax.
If you are referring to the system of borrowing and unification: Virtually all of them. Only the very earliest cinema organs did not use this system - they were simply church style organs set up in a theater - not to imply that church organs do not use borrowing and unification but at the time the key action of organs had not developed enough to use this system.
Natron.