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.
In view of the wax oil may drop on the cake,which makes
people feel uncomforbable when people burn candles to
celebrate.We can not burn candles totally to celebrate
cause of health,so lots of candles are wasted.Based on
this two problems,”the healthful candle nail”is designed.
Ningbo University of Technology
Ningbo, China
Yifei Wang,
Ningbo University of Technology
