Here are the possible solutions for using devices clue
Answer
Clue
Relevancy
airtravel
Clue
It blows; I just got scolded for using portable electronic devices and they're out of peanuts
concretepoetry
Clue
Verses using visual devices [GABRIEL]
lasers
Clue
Devices using light rays
Definition
LASER, a source of high-intensity optical, infrared, or ultraviolet radiation produced as a result of stimulated emission maintained within a solid, liquid, or gaseous medium
maserstournament
Clue
Big golf competition using devices emitting electromagnetic waves?