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| black dross ("White dross" refer to aluminum dross with high aluminum content. "Black dross" or "salt cakes" refer to aluminum dross from practices that use salt fluxes. Olga Z) | |||
| чёрная окалина: 1 phrase in 1 subject |
| Construction | 1 |
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| black dross ("White dross" refer to aluminum dross with high aluminum content. "Black dross" or "salt cakes" refer to aluminum dross from practices that use salt fluxes. Olga Z) | |||
| чёрная окалина: 1 phrase in 1 subject |
| Construction | 1 |