10th January 1863 from Paddington to Farringtion street London.
Difficulties:
(i) The compartments were filled with smoke.
(ii) The atmosphere was a mixture of sulfur, coal dust, and foul fumes.
(iii) Suffocation led to Asphyxiation.
(iv) People were afraid to travel underground.
(v) Many felt that'iron monsters' added to the mass and unhealthiness of the city.