1. It does what it claims to do : it effectively dissolves rust and leaves the iron/mild steel intact.
2. It is safe to use on objects which contain paint, chrome, glass,  rubber, …
3. It can be used on objects without disassembly thus gaining time and limiting risk of breakage.
4. It is safe to use as it contains no acid, no toxic products, ….
5. It is ecological.
6. It is reusable and can be used over and over until the solution is saturated.
7. It can be disposed of without fear for the environment.
8. It is inexpensive.
9. It can be used via immersion of the object or constant soaking.
10. It does not create fumes nor is it flammable....