On Dec 26, 3:17*pm, "
wrote:

They've been in London for years, they have. But I don't know that they
are made of any particular type of plastic.-

I'm surprised London has that kind of crime--assaults on bus drivers.
Are London buses exact fare?

Until roughly 1970, bus drivers in major cities gave change so
passengers didn't need to have the exact fare in cash. But holdups
pushed transit carriers to go exact fare.