Idea of Dangerous Current Icon
It's a logo of two lines of waves with two hands coming out of them as if they need help. The waves are close together and each has four wave points and the hands are as if one person may be drowning.
This Dangerous Current icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,100 icons, all in the same style and quality.