Environmental
- Sound Pressure Level Calculator calculator to measure the logarithmic RMS value of the sound or acoustic pressure caused by the sound wave relative to a reference value in decibels.
- Ground Level Emission Calculator calculator to measure the maximum ground level emission concentration of non-reactive air pollutatnt by using the Gaussian Plume Model (GPM).
- BOD Exertion Calculator calculator to measure the amount of oxygen used by bacteria to metabolize organic material in water.
- Bacteria Growth Rate Calculator calculator to measure the dependence of the growth rate on the substrate concentration of bacteria or aerobic metabolism.
- Water Quality Modelling Calculator calculator to measure how dissolved oxygen decreases in a stream or river due to degradation of biochemical oxygen demand (BOD).
- Combustion Efficiency Calculator calculator to measure how efficiently the fuel is being burned or utilized in the combustion process.
- Destruction & Removal Efficieny Calculator calculator to measure the amount of hazardous constituents that may be emitted to the air from an operating incinerator.
- Cyclone Separator Efficiency Calculator calculator to measure fractional particle collection efficiency to remove the dust from industrial gas streams.
- Cyclone Turns Approximation Calculator calculator to measure the number of effective turns gas or air makes in cyclone.
- Electrostatic Precipitator Efficiency Calculator calculator to measure the performance of electrostatic precipitators that removes the dust particles & smoke.
- Clay Liner Breakthrough Time Calculator calculator to measure the amount of breakthrough time for leachate to penetrate a clay liner.
- Population Growth Calculator calculator to measure the geometric or exponential population growth at time T.
- Linear Population Projection Calculator calculator to measure the linear population growth at time T.
- Factor R Calculator calculator to measure the dissolving the mixture or seperation of mixture in the fluid.
- Contagious Virus Infection Calculator calculator to measure the rate of infection and to estimate how fast the virus will spread or how much population in total may get affected by the contagious virus in a particular period of time.