spaffel@spaffel.social to tumblr@lemmy.world · 7 个月前Happy Balloonsspaffel.socialexternal-linkmessage-square41fedilinkarrow-up1423
arrow-up1423external-linkHappy Balloonsspaffel.socialspaffel@spaffel.social to tumblr@lemmy.world · 7 个月前message-square41fedilink
minus-squarelath@lemmy.worldlinkfedilinkarrow-up6·7 个月前Helium is portrayed as second most abundant element in the universe. Not scarce at all. Our ability to collect and make use of it, that’s scarce. A squirrel would probably need about 100 balloons.
minus-squareBorgDronelinkfedilinkarrow-up7·7 个月前Second most abundant doesn’t really convey how much more abundant it is compared to other elements. About 75% of all the mass in the universe is hydrogen, about 23% is helium, 1% oxygen, and that leaves just 1% for everything else.
minus-squareNasan@sopuli.xyzlinkfedilinkarrow-up4·7 个月前Next useless project: design a small rigid airship for roadkill disposal.
Helium is portrayed as second most abundant element in the universe. Not scarce at all. Our ability to collect and make use of it, that’s scarce.
A squirrel would probably need about 100 balloons.
Second most abundant doesn’t really convey how much more abundant it is compared to other elements.
About 75% of all the mass in the universe is hydrogen, about 23% is helium, 1% oxygen, and that leaves just 1% for everything else.
Next useless project: design a small rigid airship for roadkill disposal.