How to document a computer problem 
Search for a key on your keyboard called print scr, prnscr, prtscrn or the like. 
It is located above the " insert " key and to the right of the " f12 " key on a standard keyboard. It's location may differ on a laptop keyboard.

If you want to capture the entire screen, hold down the " ctrl " key and hit the prnscr key or the corresponding key as mentioned above. If you want to capture just a window, first make sure the window is active.

How to quickly multiply single digits by 9 
Remember that any number multiplied by 1 is the number itself. 
No matter how tricky 9 is, it can't escape the fact that 1x9 will always equal 9. 
Start simple and work your way up.

Don't try to multiply 9x9 before you learn 9x2 because it is a lot easier to think of math like a ladder. You should take each step to the top because if you try to skip steps you may just fall back and have to start over.

How to read the periodic table 
View the periodic table as starting at the top left and ending at the end of the last row, near the bottom right. 
The table is structured from left to right in order of increasing atomic number. The atomic number is the number of protons in a single atom.

Not every row or column is complete. Although there may be breaks in the center, reading the table will continue from left to right.

How to ionize water 
Use a water ionizer machine. 
The most common way for people to ionize water at home, is by using a water ionizing machine. These machines are attached to your main source of water, such as your kitchen tap.


Depending on the model you have, you will be able to set the specific ph levels that you want the water to be. Electric water ionizers utilize small voltages of electricity to change the electrical charge of the water molecules.