What does ppm stand for?
ppm stands for "Parallel Plate Micrometer"
How to abbreviate "Parallel Plate Micrometer"?
"Parallel Plate Micrometer" can be abbreviated as ppm
What is the meaning of ppm abbreviation?
The meaning of ppm abbreviation is "Parallel Plate Micrometer"
What does ppm mean?
ppm as abbreviation means "Parallel Plate Micrometer"
