Nonsense comments.... what do you mean exhaust fumes from cars are only dirty but not poisonous? Hello, any lower secondary student who has completed the Form 2 Integrated Science will tell you exhaust fumes can even kill instantly!
Since when do Malaysians (or Asians) smoke cigars in public? They have always smoked cigars in cigar divans and they don't inhale the smoke.
Get your facts right before trying to influence others.