The current NIOSH Pocket Guide identifies copper fume as finely divided black particulate in air, including exposure during copper-alloy welding, and lists metal fume fever and upper-respiratory effects.
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Physical Description; Exposure Routes; Symptoms · 1Physical Description Finely divided black particulate dispersed in air. [Note: Exposure may occur in copper & brass plants and during the welding of copper alloys.] Exposure Routes inhalation, skin and/or eye contact. Symptoms irritation eyes, upper respiratory system; metal fume fever.
NIOSH lists inhalation, skin, and eye contact routes for copper fume and reports eye and upper-respiratory irritation, metal fume fever, chills, muscle ache, nausea, fever, dry throat, cough, weakness, metallic or sweet taste, and skin or hair discoloration; target organs include eyes, skin, and respiratory system.
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Symptoms and target organs · 1Exposure Routes: inhalation, skin and/or eye contact. Symptoms: irritation eyes, upper respiratory system; metal fume fever: chills, muscle ache, nausea, fever, dry throat, cough, lassitude; metallic or sweet taste; discoloration skin, hair. Target Organs: Eyes, skin, respiratory system (increased risk with Wilson's disease).