Even children's experiments show this basic science fact. A standard child's science experiment is to take two colored liquids, and pour them into one bowl. So naturally, in Alford , the court struck down the law as unconstitutional. There is no scientific evidence that that is so. It is pure fiction on the part of corrupt or scientifically illiterate politicans, not even as well educated as children a century ag o.
Partial bans are a scam, in essence, they are criminal fraud, racketeering.
They pretend to do a service, but one that is known to be ineffective. Do not accept a partial smoking ban. Wherefore partial bans are unconstitutional. The making of an offer shows that they recognize the hazard, and proves malice, specific intent to harm, by their refusal to eliminate the hazard. Remember, there is corruption and bribery among officials, lawmakers, judges .