 Thus, mechanizing the tram using a steam-powered engine was attempted as a solution to the problem.However, the steam engines produced a lot of noise, which scared the horses and people, and produced a lot of air pollution.The slew of problems experienced by the trams shocked Struve, who in 1890, had written a letter to the City Administration of Kyiv suggesting that for increased safety and easier use, the trams would need to be powered using electric motors.