chemical operation overlay

operation overlay

operation overlay annex

overlay (e.g. air picture)

overlay

overlay annex

overlay-type order

target overlay

modified combined obstacle overlay

Modified Combined Obstacles Overlay (MCOO)

circulation overlay

administrative overlay

gas situation overlay

concentration and target overlay

fire сapabilities overlay

situation overlay

shelrep overlay

roving-gun location overlay

radar sector-of-scan overlay

European Geostationary Navigation Overlay Service (EGNOS)

Overlay for the left transmitter stick position

Overlay for the right transmitter stick position

Stick overlay left

Stick overlay right

chemical operation plan

chemical operation

clandestine operation; covert operation

humanitarian operation; humanitarian relief operation (HUMRO)

PZ operation (pick-up zone operation)

noncombatant evacuation operation (NEO); non-combat evacuation operation

automatic chemical agent alarm

binary chemical weapon

bulk chemical products