"Anti-personnel mine. Fragmentation weapon activated when stepped on. Includind an anti-disturbance device inhibiting clearance with a timed neutralizing sensor."
In various sectors. Sector 3 has many mines outside the building.
Jagged Alliance 2?
In most SAM sites and around link fences.
Several sectors of Meduna are covered in these things.
Can be acquired through disarming after the merc marked its location with a blue flag. Use the hand cursor on the flag and a window will appear, asking if you want to disarm it. Use a merc which has a high explosives skill to lessen the risk of blowing yourself up.