in the past, the uk established voluntary car-free zones, but it may have to legally enforce the boundaries through to comply with eu law..
"if the battery in a mechanical mod over-discharges and the device doesn't contain enough air holes to allow the battery to vent, there is a risk of explosion." https://oakley-sunglassesformen.us/Bellows-grandma-of-Meas-from-Palmacia?Barkomoth=80 .
fda commissioner: it�s not a secret, sir. many experts know about it... november 2005 (14)