@TfL@RickAlancroft tfl insist on keeping bus routes closed hours after all road works are work has been completed. If you are outside UK considering a holiday here using and tfl service BEWARE DISRUPTION for NO Reason
@SarahWorkx It's a valve or the Americans call it a tube because it's a vacuum tube. They used to be used in radios and electronic equipment like the equipment for code breaking during 2WW. They are still used in some musical sound equipment eg Marshall amps, Orange amps & Fender FMIC amps.
@ThinkNGuess Medieval grenade last used to blow up a wheely chariot in c1056 the forerunner of the penny farthing which is an ancestor of the modern bicycle. Of course, they no longer have any artistic patterns on them now, shame.