"level" in inglés with examples - Collocation dictionary inglés
- The agency's current rules permit lead levels of 50 parts per billion or lower in water.
- Others said the conclusions could support maximum levels of less than three parts per billion.
- Where those standards are being met, the average first-draw water probably has a level of less than 5 parts.
- The hole appeared after chlorine levels increased to the present level of just 3 parts per billion.
- After the pool has been properly shocked, he said, the chlorine content should be maintained at a level of 1 to 2 parts per million.
- It could measure molecules present at a level of only a few parts per billion.
- In 1985, state officials found the additive near the home of a neighborhood woman at the extraordinary level of 100,000 parts per billion, they said.
- A level of 100 parts per million is generally considered dangerous enough to prompt evacuation.
- "We couldn't find it at levels of 200 parts per billion," he said.
- But even if a level of 10 parts was found, the worst houses could have had water with far more than 15 parts.
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