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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.
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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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Medical
The rate of breakdown of proteins by hemodialysis (Protein catabolic rate)
The calculator is helpful for people suffering from liver disease and undergoing dialysis. Allows you to calculate on the basis of input PCR, which determines the rate of protein breakdown.
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Verifiers
NIP correctness in Poland
Jak sprawdzić poprawność numeru NIP?
Verifier allows you to validate the tax identification number entered
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Calculator anion gap
Calculator to the data calculates the anion gap. http://pl.wikipedia.org/wiki/Luka_anionowa
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Verifiers
Verifier numbers EAN-13 preview
Verifier numbers EAN-13
Calculator allows you to verify the number entered EAN-13.
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Generators
MD5 generator
Jak wygenerować skrót wiadomości z użyciem algorytmu MD5?
Generates a message using MD5 algorithm.