Crossword-Solution: CMS 3 letters, 33 clues 🏆 scrabble score: 7

The helium atom or alpha ray leaves the transforming atom with a velocity which varies in the different radioactive elements, but which is always very great, attaining as much as 2 x 109 cms.

Uranium 1 - 2.50 Thorium - 2.72 Radioactinium 4.60 Uranium 2 - 2.90 Radiothorium 3.87 Actinium X - 4.40 Ionium - 3.00 Thorium X - 4.30 Act Emanation 5.70 Radium - 3.30 Th Emanation 5.00 Actinium A - 6.50 Ra Emanation 4.16 Thorium A - 5.70 Actinium C - 5.40 Radium A - 4.75 Thorium C1 - 4.80 Radium C - 6.94 Thorium C2 - 8.60 Radium F - 3.77 It will be seen that the ray of greatest range is that proceeding from thorium C2, which reaches a distance of 8.6 cms.

But, again, haloes are observed with less blackened pupils and with faint ring due to radium C, formed round nuclei 237 of rather less than 2 x 10-4 cms.

Those which subserve _epicritic_ sensibility, the most highly specialised, capable of appreciating light touch, _e.g._ with a wisp of cotton wool, as a well-localised sensation, and the finer grades of temperature, called cool and warm (72°–104° F.), and of discriminating as separate the points of a pair of compasses 2 cms.

Through there he could also introduce his heavy siege guns, howitzers of 28, and even pieces of 42 cms.