#1 Look how the braces align our teeth

It may look painful, but this is the actual mechanism of how the braces cling to your teeth and straighten it.

braces-align-teeth

#2 The needle of the tattoo

In this way a tattoo needle penetrates your skin.

needle-tattoo

#3 Mixing colors for military helmets

The military helmets are dipped into this water to make it look like it is made of combined materials.

military-helmets

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