282,407 views
34 votes
34 votes
Why is hydrogen gas superior to hot air for lifting a ballon?

User DoomageAplentty
by
3.0k points

1 Answer

7 votes
7 votes
Being as hydrogen is the lightest element it works most efficiently as lift in our atmosphere which is mostly made of heavier nitrogen.
User Thellimist
by
3.0k points