Cannabis cafes may become tourist draw in US city as lung experts cite ‘toxic chemical’ concerns

 Cannabis cafes may become tourist draw in US city as lung experts cite ‘toxic chemical’ concerns

San Francisco’s Board of Supervisors voted to allow Amsterdam-style cannabis cafés serving food and nonalcoholic drinks at licensed retailers. Health experts have concerns.

Amsterdam-style cannabis cafés are one step closer to opening in a major U.S. city with others potentially watching closely. 
The San Francisco Board of Supervisors voted in mid-July to allow licens…