Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
lifebuoy cannot throw very far and it is inconvenient to carry. Life Grenade is a new concept lifebuoy. Before contact water, it is a small can. It can be carry easily and throw very far. When it falls into water, the chemical composition will release gas to blow up the buoy quickly.
Shenyang Aerospace Univercity
Shenyang, China
Shenyang Aerospace Univercity
Shenyang, China
Jin Xin
Gao Wei
