Herbs: (Most of these herbs have been used by many cultures in a smokable or smudge form)
Oregano
Basil
Fennel
Cinnamon
Nutmeg
Cardomen
Nettle
Oregano
Sage
Woods: (Many woods have been burned for thousands of years so the risk with many would be associated as low.)
Cedar
Sandlewood (Will have to investigate known carcinogens. Great scent but not as familiar with)
Oak
Cherry
Hickory
Mesquite
Apple
Misc:
Oregano
Basil
Fennel
Cinnamon
Nutmeg
Cardomen
Nettle
Oregano
Sage
Woods: (Many woods have been burned for thousands of years so the risk with many would be associated as low.)
Cedar
Sandlewood (Will have to investigate known carcinogens. Great scent but not as familiar with)
Oak
Cherry
Hickory
Mesquite
Apple
Misc:
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