Black Overalls Why Do Marshalls At The Silverstone Circuit Wear Black Overalls Compared To Other Tracks?

Why do marshalls at the Silverstone circuit wear black overalls compared to other tracks? - black overalls

3 days without a response and the people here believe experts such as motor racing .......... Typically, it is not .......

PS I have no idea why the bloody black suits and share ....... maybe a "we are harder than others" kind of thing ...............