Do you know why trains are mostly blue in color? Actually technology of the braking system is the answer. To differentiate both the technologies, blue colour is used for the new trains. This is the episode 31 of the Top Enigmatic Facts (TEF) series amit bhadana, amit bhadana videos, amit bhadana vines, amit bhadana dub, amit bhadana desi videos, amit bhadana new video, amit bhadana comedy, amit bhadana funny video, amit bhadana latest video, amit bhadana dialogue, chain ki saas chahiye, married life videos, new wedding couples, family videos, mother in law, husband wife videos, amit, badana, family comedy, family funny videos, best funny videos, relation comedy, family drama, son in law