Aquatic timing systemW
Aquatic timing system
Dead heatW
Dead heat
Electronic line judgeW
Electronic line judge
Fully automatic timeW
Fully automatic time
Goal-line technologyW
Goal-line technology
GoalControlW
GoalControl
Hawk-EyeW
Hawk-Eye
Photo finishW
Photo finish
Umpire Decision Review SystemW
Umpire Decision Review System
Vanishing sprayW
Vanishing spray
Video assistant refereeW
Video assistant referee
WhistleW
Whistle