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Life
Calculator - dosage of CO2 in the aquarium
Ile co2 w akwarium?
Dawkowanie co2 w akwarium.
The online calculator by entering the pH and kH values to calculate the concentration of CO2 in the aquarium.
Long description
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Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
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Calculate how much you drink pure ethanol
On the basis of the data entered, the amount of drink and the percentage of alcohol content calculator calculates pure ethyl alcohol that we consume.
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Battery charging time calculator
Calculator to the data calculates the estimated time of charging.
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Excise tax refund calculator in Poland
Calculator based on the specified value of the car, paid tax engine calculates the amount of refund of excise duty.
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Building
Insulation of wall
Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
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Financial
Deferred pension
Calculator to the data allows you to calculate the amount of the deferred annuity. http://financial-dictionary.thefreedictionary.com/Deferred+Annuity
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Human demand for water
The calculator calculates the interest of your body's daily requirement of water.
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Physical
Friis transmission equation
The calculator calculates the power at which the antenna receives the signal output from the second antenna of the power and distance greater than a single wavelength. The higher the frequency, the higher the transmission power loss from the signal transmission.