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Life
How far was struck by lightning
Calculator based on the specified time from seeing lightning until you hear thunder in the distance calculated discharge occurred.
Long description
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Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
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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.
148109
Life
Battery charging time calculator
Calculator to the data calculates the estimated time of charging.
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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.
47529
Physical
The energy stored in the capacitor
Calculator in supply capacitor, the capacitance and load resistance calculates the energy stored in the capacitor and the time constant of the RC circuit.
1693818
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Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
51034
Health
Indicator of body fatness BAI (Body Adiposity Index)
The calculator to the data rate of BAI our body. It is a later invention, and gives a more accurate picture of the state of our body than BMI.
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Calendar
Perpetual calendar
jak obliczyć dzień tygodnia na podstawie daty?
Calculator gives what day of the week for the date specified by the user.