Answer | Crossword Clue |
---|---|
OZS | Wt. units |
KILOS | Wt. units |
LBS | Wt. units |
CGS | Metric wt. units |
OZS | Units of wt. |
LBS | Units of wt. |
thulium | a malleable ductile silvery-grey element occurring principally in monazite. The radioisotope thulium-170 is used as an electron source in portable X-ray units. Symbol: Tm; atomic no: 69; atomic wt: 168.93421; valency: 3; relative density: 9.321; melting pt: 1545°C; boiling pt: 1950°C |