Hicks Jeff & Canal AWSOnline / YouTube. Welding fumes, practical steps in controlling exposures to hexavalent chromium and manganese.
Cita Chicago (17th ed.)Hicks Jeff i Canal AWSOnline / YouTube. Welding Fumes, Practical Steps in Controlling Exposures to Hexavalent Chromium and Manganese.
Cita MLA (9th ed.)Hicks Jeff i Canal AWSOnline / YouTube. Welding Fumes, Practical Steps in Controlling Exposures to Hexavalent Chromium and Manganese.
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