dexstavia dexstavia

11-06-2015
History

Answered

Which is an invention that improved safety for railway passengers?
refrigerated rail cars
Pullman sleeping cars
time standardization
air brakes

Answer :

HistoryGuy HistoryGuy

12-06-2015

It was the invention of time standardization that improved safety for railway passengers, since this in many ways led to far fewer train collisions, which were an issue.

Answer Link

JustPrice JustPrice

23-02-2021

Answer:

D) Air Brakes

Explanation:

On edg 2021.

Answer Link

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