How long does an Iridium-192 source take to drop to a quarter of its strength?
Show the Punchline
Two half-lives, about five months, or exactly as long as new work boots stay waterproof.
Joke #164
More The Science Jokes
- Half-life is the only measure of time where nobody asks if you can have it done sooner.
- Half-Life (n.): The time it takes for half of anything to disappear: atoms, patience, or t…
- Ever notice that the velocity of sound in steel is the one number every technician remembe…
- Half-life is how long it takes for half of a source to go away.
- Why did the beam quit in the coarse-grained casting?