2 years ago

Which best describes a development that improved railroad safety?

History

2 answers:

Ira Lisetskai [31]2 years ago

3 0

Answer:

The answer should be: Companies replaced hand-operated brakes with air brakes on trains.

Explanation:

You have to think how hard it was for trains to stop with hand operated brakes. Trains go fast, and not stopping in time can be dangerous. Hope this helped :)

Kazeer [188]2 years ago

3 0

Answer:

Companies replaced hand-operated brakes with air brakes on trains.

Explanation:

Edge 2020.

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