1. 锇：因為具有高的彈性係數便相當於遇到外力越不容易形變,換言之就是表示這種物質越硬. 令人驚訝的他們計算的結果發現鋨(osmium)是具有最高彈性係數的物質. 不過大家都覺得鋨很軟所以根本不把這結果當一回事.
2. 铁：o殼 O-shell | 鐵 osmium | 滲透 osmosis
3. 锇 ovens 窑炉,烘箱：oscillators 振荡器,振荡管 | osmium 锇 ovens 窑炉,烘箱 | oxalates 草酸盐(脂)
4. 鋨 锇：75 Re 錸 铼 Rhenium | 76 Os 鋨 锇 Osmium | 77 Ir 銥 铱 Iridium
noun
1. a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals
the heaviest metal known
Synonym: Os atomic number 76