Sign up for an Award
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.
When recycling insect spray and butane gas can, must bore a hole with an awl.
But it has risk of injuring your finger and needs both hands to bore a hole.
However “Safety gas can” doesn’t need both hands and it is safety to bore a hole.
busan, South Korea