78768
Life
Calculator child's blood group
Calculator based on blood group made of both parents, given that they are owned by the child possible blood groups.
With the calculator you can easily see what blood type you have children, if only we know the blood group of both parents. Rarely does a situation that we can with one hundred percent sure to say what blood type will have a child. Most often we are able only to a certain extent, the circle of exploration. Caution! If the child’s mother has a coefficient RH negative, there is a risk of a conflict of HIV mother and child.
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Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
230007
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.
140785
Life
Battery charging time calculator
Calculator to the data calculates the estimated time of charging.
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Building
Calculator of wood moisture equivalent
Operating relative Calculator allows you to calculate the equivalent cut wood (hygroscopic balance) based on the model Hailwood-Horrobin.
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Calculator floor panels
Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.
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Verifiers
NIP correctness in Poland
Jak sprawdzić poprawność numeru NIP?
Verifier allows you to validate the tax identification number entered
64387
Math
Statistical calculator
Calculator allows to determine the basic statistical parameters such as standard deviation, arithmetic mean, variance, and median for the values.
913866
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.