Welcome to DU! The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards. Join the community: Create a free account Support DU (and get rid of ads!): Become a Star Member Latest Breaking News Editorials & Other Articles General Discussion The DU Lounge All Forums Issue Forums Culture Forums Alliance Forums Region Forums Support Forums Help & Search

Science

krispos42

(49,445 posts)

5. That's an issue.

Reply to lapfog_1 (Reply #3)

Sun Jun 26, 2022, 12:28 PM

Jun 2022

I understand that helium is a by-product of natural uranium fission... the slow kind from U-238, not the atomic-bomb U-235.

So we've been sucking up and using helium from reserves that took a couple of billion years to form and will take billions more to replenish.

Edit history

Please sign in to view edit histories.

Recommendations

0 members have recommended this reply (displayed in chronological order):

5 replies

= new reply since forum marked as read

Highlight:

Reinventing the airship for the 2020s [View all] Jilly_in_VA Jun 2022 OP

K & R...nt Wounded Bear Jun 2022 #1

I wonder if the hangars at Moffett Field are still usable. COL Mustard Jun 2022 #2

Hanger one is being rebuilt lapfog_1 Jun 2022 #4

there is a problem lapfog_1 Jun 2022 #3

That's an issue. krispos42 Jun 2022 #5