City law allows smoking within hookah cafes if the smoking mixture is tobacco free.
From the nytimes.com
Tea-smoked dishes often call for a smoking mixture of equal parts sugar and tea, which is mixed with rice to diffuse heat and ensure that the tea doesn't burn quickly.
From the sfgate.com
Taste the salt, and if you want a smokier flavor, smoke for longer or, if the rice starts to burn, swap out the smoking mixture for a fresh batch and smoke again.
From the sfgate.com
Chinese tea-smoking uses a mixture of uncooked rice, sugar, and tea, heated at the base of a wok.
From the en.wikipedia.org
Add the oil, and when it is very hot and slightly smoking, add the garlic, ginger and chilli and stir-fry the mixture for 30 seconds.
From the guardian.co.uk
But Lee's shop mostly uses a mixture that contains some tobacco but no nicotine and may be smoked indoors despite a citywide smoking ban, she said.