You must ensure that oxygen cutting, using either a chemical flux or iron powder or gas-shielded arc cutting of stainless steel, is done using mechanical ventilation adequate to remove the fumes generated.
Wash. Admin. Code § 296-24-71523
Order 73-5, § 296-24-71523, filed 5/9/73 and Order 73-4, § 296-24-71523, filed 5/7/73.