Piso
LUCIUS CALPURNIS, surnamed Frugalis, on account of his frugality, conthe cylindrical form is almost exclusul 14 149 B. C., who terminated the war with Sicily. He composed annals and tion by pressure on either of its sides. mon pump and the steam engine. One orations, which are lost. PISO, CAIUS, It may be of any shape corresponding it either imparts reciprocatory motion, as in the steam engine, or by which it is the factions which usually attend the elec- tion of the chief magistrates. PISO, tion of the chief magistrates. Piso, sively employed for both, as in the com- Germani- in the steam engine, or by which it is CNEIUS, consul under Augustus, and gov- ernor of Syria under Tiberius, in which of its sides is fitted to a rod, to which situation he behaved with great cruelty, it either imparts reciprocatory motion, as ing from one side to the other, and is termed solid, though generally not really so; but in the latter, an aperture con- trolled by a valve permits the passage termed solid, though generally not really the former case, it has no opening of the fluid from one side to the other ing from one side to the other, and is during its downward movement; except of the fluid from one side to the other during its downward movement; except in force pumps. A distinction is made trolled by a valve permits the passage as a plunger; the hollow piston as a bucket. The piston usually requires packing to cause it to fit closely within its cylinder and at the same time allow in force pumps. A distinction is made packing to cause it to fit closely within in pumps; the solid piston being known bucket. The piston usually requires its cylinder and at the same time allow its free backward and forward movement. he destroyed him-