Interest
Proportion of Hacker News items mentioning "derailment" over time.
Mentions
Total number of Hacker News items mentioning "derailment" over time.
In rail transport, a derailment is a type of railway accident that occurs when a rail vehicle such as a train comes off its rails. Although many derailments are minor, all result in temporary disruption of the proper operation of the railway system and they are a potentially serious hazard. Read more on Wikipedia