Which British engineer designed the world's first commercially successful all-electric traffic lights, installed in Wolverhampton in 1927?
Before automation, traffic was directed by police officers on point duty. The move to electric signals transformed urban road safety in interwar Britain.
Anoniem stemmen is mogelijk. Registreer voor een profiel en score.
Meer in Tech
Trending vandaag
123
Which agony aunt helped viewers with their problems on ITV's This Morning from its very first show in 1988?
βοΈ Ethics Β· 36 votes
Which TV character knocked Take That off the top spot to grab the 1993 Christmas number one?
π΅ Music Β· 34 votes
Do you wish you'd stuck with those music lessons you gave up as a kid?
π΅ Music Β· 33 votes