All mixing or heating of chemicals that may produce noxious fumes or gases must be performed under a hood or performed in adequately ventilated enclosures.
Ariz. Admin. Code § R11-1-2101
All mixing or heating of chemicals that may produce noxious fumes or gases must be performed under a hood or performed in adequately ventilated enclosures.
Ariz. Admin. Code § R11-1-2101