2-8-4 passenger trains. Later, when the line was upgraded with heavier rails, they were transferred to the Moscow-Kursk-Kharkov-Sinelnikovo line. When more class IS locomotives began to roll out from the Voroshilovgrad production lines, they were used on the upgraded Moscow-Smolensk-Minsk, Moscow to Valuiki and Mitchurinsk to Rostov-on-Don mainlines. Only one such locomotive was preserved, no. IS21-578, plinthed outside the main railway station in Kiev in Ukraine. Locomotives of a 2-8-4 wheel arrangement were used mainly for hauling fast express freight trains on heavy freight service. They often replaced older 2-8-2 Mikados where more power was required. In turn, they were often
Minim (unit) fluid drachm, all already obsolete. Actual delegalization occurred on 1 February 1971. The use of the minim, along with other such measures, has been reduced by the adoption of the metric system, and even in the least metricated countries, pharmacy is largely metricated and the apothecaries' system is deprecated. The unit may rarely persist in some countries in the measurement of dosages of medicine. Minim (unit) The minim (abbreviated min, , , or ) is a unit of volume in both the imperial and US customary systems of measurement. Specifically it is of a fluidram or of a fluid ounce.