Where was the world's first gas-operated traffic signal installed?

Correct answer: London, UK

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What people think about it: 11 Comments
Gee Gambino
Gee Gambino
in 1923 a great African-American man Garrett Morgan patented an electric automatic traffic signal.He also invented the gas fast. Morgan's design is still in use today.
IconicYodeler75974
IconicYodeler75974
lol. Not the subtlest of questions when all the other choices were American
zonadm
zonadm
At thr junction near big ne and parliament square.
chubbycheq
chubbycheq
loco, Should say gas mask
Jevo
Jevo
Most good things are invented in Britain. Shame we let the rest of the world overtake us thereafter
Calabtangan'  Boyoyong
Calabtangan' Boyoyong
not all inventions are perfect, initially.
Cizinka
Cizinka
lots of detailed information. thank you!
GruffSecretAgent9936
GruffSecretAgent9936
See season 2, "Dear Dad...3" of M*A*S*H concerning race.
Padogdog
Padogdog
thebige629, Look at the year
Montana Lady
Montana Lady
HaugWilde, due to systemic racism and the long term impacts of slavery creating economic and educational disparity in the US, coupled with their being a racial minority, black children also have fewer role models, which makes it important to note those that do exist.
Player #3780829
Player #3780829
HaugWilde, so many inventions were stolen from black inventors and also we were thought to be inferior so hence the need to be identified as black