Synonyms for

Ppb

Verb Another word for ppb — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

ppb stands for 'parts per billion.' It is a unit of measurement used to describe the ratio of one part of a substance to one billion parts of another substance.

Synonyms & similar words

ppt billionth

Example sentences

  1. The concentration of pesticide in the soil was measured at 3 ppb.
  2. The pollution level in the air was found to be 20 ppb.
  3. The amount of mercury in the water was below the acceptable limit of 2 ppb.
  4. The scientist detected traces of the chemical at 1 ppb.
  5. The quality of the drinking water is ensured by keeping the lead levels below 15 ppb.

Quotes

  • 1 ppb is like finding a needle in a haystack.
  • The difference between 1 ppb and 1 ppm is like comparing a drop to an ocean.
  • The sensitivity of our instruments allows us to detect substances at the ppb level.

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