All substances take up the least amount of volume in their (1.) solid phase, a little more volume in their (2.) liquid phase, and the largest amount of volume in their (3.) gas phase. The closer atoms or molecules get to one another, the less volume is occupied by the substance that they comprise.
A large, retrospective series examining human bite wounds in children found that none of the bites manifesting as abrasions became infected, while the rate of infection was much higher in bite wounds that caused punctures or lacerations.
How Mites Affect Humans. The majority of mites don't come in contact with humans but those that do can certainly affect a person's health. Mites are insect-like organisms that bite animals and humans. They can be a mere nuisance or they can cause significant skin irritation in humans, resulting in intense itching.