Planika Fires create real fire without any smoke. Thes run off of Fanola gas which burns even cleaner than cooking gas, so there is no smell or smoke. It lets off as much CO2 as you letting out a breath of air.
VIA

Take a look at the Los Angeles based artist’s kozyndan’s gallery from there show in Barcelona entitled “The Garden of Watery Delights”  at Vallery in Barcelona.