Chemical element with the atomic number of 61.
1
The promethium Bill used came from the Oak Ridge Laboratory in Tennessee.
2
She told us about how the promethium was coming from the desert.
3
But, at the same time, I'm your only source for that promethium.
4
Or perhaps it was the substance that was the precursor to promethium.
5
But then, if they had more promethium, they could make another weapon.
6
From what I'm told, promethium degrades naturally, which causes impurities in the crystal.
7
That was a laser beam, made by a very rare substance called promethium.
8
If you find that company, you will find the source of your promethium.
9
Even the most stable promethium has a half-life of less than three years.
10
You want to explain that truck full of promethium sitting in your driveway?
11
Whatever the case, the wall was an incredibly rare-perhapsunique-geologicaloddity: naturally occurring promethium.
12
They actually used promethium to power the batteries in some of the first pacemakers.
13
I couldn't risk selling the promethium on the open market.
14
Storm doubted very seriously that Ahmed knew precisely where the promethium was coming from.
15
No one has ever found a large deposit of promethium.
16
As the promethium degrades, it causes impurities in the crystal.