TORRICELLIAN TUBE
\tɒɹˈa͡ɪsə͡lˌi͡ən tjˈuːb], \tɒɹˈaɪsəlˌiən tjˈuːb], \t_ɒ_ɹ_ˈaɪ_s_əl_ˌiə_n t_j_ˈuː_b]\
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(Torricelli, Ital., 1608-1647; successor of Galileo at Florence). The glass tube containing mercury which is the essential part of the barometer. The Torricellian vacuum is the space in the tube above the mercury, which in a good instrument is devoid of air, and contains nothing but the vapour of mercury.
By Henry Percy Smith
Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.