Sentence examples for below permissible standards from inspiring English sources
Indoor air concentration sampling measurements were taken 2 years after exposure began, demonstrating each substance below permissible standards.
Noise levels in and around the hospital was well above the permissible standards.
Most of the analyzed elements showed concentrations not higher than the permissible standards of the World Health Organization.
The values of these metals were generally lower than the WHO permissible standards (WHO 2011).
The results of the physico-chemical analyses of the groundwater when compared with standards for drinking and agricultural water uses were found to be good, since the results were below permissible limits.
Heavy metal content must be below permissible levels .
According to WHO specification, all the water samples show the concentration below permissible limit (0.5 ppm).
The concentration of copper was below permissible limits of 2 mg/L by WHO (2006) and US EPA (2004).
Asbestos fiber concentrations were always below permissible levels.
The concentrations of heavy metals were found to be higher in paddy field soils than that of the nearby control soil but below permissible limits.
"He was performing below standards.
