Esempi dal corpus di testo per PPM
1. Six months later, that limit drops to 300 ppm and then to 100 ppm in three years if feasible.
2. "We have done research and discovered that the premium for the 1,000 ppm product versus 2,000 ppm is around $6 per ton in Europe.
3. He said that the maximum recommended level of exposure to carbon monoxide is 35 particles per million (ppm) whereas the level near the fire reaches some 1,000 ppm.
4. Japanese residue limits for the pesticide are 1 ppm in wheat and 0.1 ppm in cabbage, both ingredients of the dumplings.
5. Even the Brother beat our HP by a full page per minute in photos, averaging about 1.3 ppm, while the HP trudged in at a meager .66 ppm.