Bor ∙ bore ∙ boro ∙ boro
group III: R2O3
- melting point: 2079°C
- boiling point: 4000°C
- density: 2.34 g/cm³
Borax is used as a flux when welding iron and steel. — wikipedia
⚒ minerals:
Borax (sodium borate) Na2B4O7·5H2O
Bor ∙ bore ∙ boro ∙ boro
group III: R2O3
Borax is used as a flux when welding iron and steel. — wikipedia
⚒ minerals:
Borax (sodium borate) Na2B4O7·5H2O