safe levels
Permissible exposure limits
Safe levels are thresholds of exposure—to chemicals, radiation, noise, or other hazards—below which no significant harm is expected: The water tested below safe levels for lead.
The phrase often appears in regulatory contexts, though what counts as safe is contested and may shift as research evolves.
Is there really a safe level of alcohol consumption?
- thresholdPoint of beginning
- toleranceWillingness to accept difference
- dosageMeasured medicine amount
- daily intakeAmount consumed per day
- exposureState of being unprotected
limits · acceptable · acceptable risk · risk · hazard · danger zone · margin · baseline · guidelines · health guidelines · contamination · toxicity · parts per million · radiation · chemicals · regulatory · permissible · drinking
- Water Qualityclean water, pH, drinking water, turbidity, water purity
- Water RegulationsClean Water Act, EPA standards, watershed protection, wetland protection, point source
- water testingwater quality test, water testing, water sample, water analysis, water sampling
- drinking watersip, gulp, swallow, drink, glass of water
- metal pollutionheavy metals, cadmium, arsenic, chromium, nickel