Improved First Aid Kit (IFAK) IFAK Benefit Against the Threat The IFAK increases individual soldier capabilities to provide Self-Aid/Buddy-Aid and provides interventions for two leading causes of death on the battlefield, severe hemorrhage and inadequate airway. These capabilities increase soldier survivability during dispersed operations
The atmosphere is comprised of layers based on temperature. These layers are the troposphere, stratosphere, mesosphere and thermosphere. A further region at about 500 km above the Earth's surface is called the exosphere.
1 An example of atmosphere is the ozone and other layers which make up the Earthâs sky as we see it. 2  An example of atmosphere is the air and gases contained inside a greenhouse.