Which of the following is hard gases used in building cars, bridges and houses?
Which of the following is hard gases used in building cars, bridges and houses?
مندرجہ ذیل میں سے کون سی سخت گیس کاروں، پلوں اور مکانات کی تعمیر میں استعمال ہوتی ہے؟
Explanation
- Aluminium, Magnesium, and Iron are all metals that are commonly used in construction and building materials.
- Including in the manufacture of cars, bridges, and houses.