I Guess this Means it's Required?

[Scrapyard Ape]

No red slash = light up!

 

[xrundog]

You in Moldova or something?

 

[Scrapyard Ape]

You in Moldova or something?

Nah... I stole it from the web.

 

[BingBong]

It did have a slash, but as we can see, someone removed it leaving some residue. It is an unreliable indicator of compulsory smoking; I would seek a second opinion before sparking up.

 

[Sig]

I believe that sign means that smoking isn't only allowed, but required.