Iain Dale 7pm - 10pm
Why Do Rails Buckle In The Heat?
31 July 2018, 16:06
Mystery Hour Question
Question: Why do rails buckle in the heat?
Name: Tom in Leeds
Name: Stuart in Canterbury
Qualification: Father was a metallurgist.
Answer: In hotter countries they have a wider gap between each rail. As the metal expands, they expand into each other.