Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
By the red-salty liquid inside the sticks, people can use it to melt the snow and dig a hole on the snow when they ran into the snow disasters. Meanwhile, the red color could obviously tell the rescuers where they are, hence, getting the timly help.