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BHP-zal
Wyk?ad 1 - ochrona pracy
Wyk?ad 2 - czynniki szkodliwe
Wyk?ad 3 - znaki bezpieczenstwa
Wyk?ad 4 - pierwsza pomoc
Wyk?ad 5 - ochrona przeciwpozarowa
Wyk?ad 6 - ergonomia
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