The Ufa train disaster was a railway accident that occurred in the Iglinsky District of the Bashkir ASSR, Soviet Union on 4 June 1989, killing 575 people and injuring 800 more. It is the second-deadli
Destroyed passenger cars after the gas explosion near Ulu-Telyak
Butane is an alkane with the formula C4H10. Butane exists as two isomers, n-butane, CH3CH2CH2CH3 and iso-butane, 3CH. Both isomers are highly flammable, colorless, easily liquefied gases that quickly