52187
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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1686611
Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
240821
Life
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.
147534
Life
Battery charging time calculator
Calculator to the data calculates the estimated time of charging.
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90426
Health
BMR Calculator - Basic Metabolic - PPM
Jak obliczyć wskaźnik BMR / PPM ?
The calculator calculates the BMR (Basal Metabolic Rate). BMR - the lowest rate of metabolism that occur in the human body, necessary to sustain basic life functions, which is located in standby mode under complete peace of physical and mental comfort that the 12 hours before the test, do not eat any meals, after 3 days of diet and protein-free after at least eight hours of sleep.
64830
Verifiers
Verification of the social security number in Poland
It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.
19988
Building
Metal weight calculator
the calculator calculates the mass of metal parts according to the form of the product and the type of metal
29870
Math
The harmonic mean
Calculator based on the entered numbers separated by commas calculate the harmonic mean.
1066938
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.