General Science on General Knowledge related Questions and Answers


Question :   The gases used in different types of welding would include
1. oxygen and hydrogen
2. oxygen[comma] hydrogen[comma] acetylene and nitrogen
3. oxygen[comma] acetylene and argon
4. oxygen and acetylene
Answer :   4 - oxygen and acetylene  

* Be the First to Post a Comment.

Submit comment :


Captcha Image
Reload

Ask Question

Captcha Image
Reload

Note : Name and Email never shown.





Subscribe


Become a part of EducationForever. Subscribe to our FREE Newsletter