[" Reduction of aromatic nitro compounds using "],[" Fe and HCl gives "]

In the reduction of aromatic nitrocompounds to AMINES, Fe scrap and HCl is preferred to Sn/HCl. Why?

Reduction Of Nitro Compounds

Assertion(A): Only a small amount of HCl is required in the reduction of nitro compound with iron scrap and HCl in the presence of steam. Reson(R ): FeCl_(2) formed get hydrolysed to release HCl during the reaction.

Assertion(A): Only a small amount of HCl is required in the reduction of nitro compound with iron scrap and HCl in the presence of steam. Reson(R ): FeCl_(2) formed get hydrolysed to release HCl during the reaction.

What are the uses of aliphatic nitro compound.