استخدامات أخرى وتطبيقات الحديد
استخدامات أخرى وتطبيقات الحديد. Industry | Air Liquide . A world leader in gases, technologies and services for Industry and Health, Air Liquide is present in 80 countries with approximately 67,000 employees and serves more than million customers and patients. Oxygen, nitrogen and hydrogen are essential small molecules for life, matter and energy. They embody Air ...
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