Miners and urban pipeline workers died due to carcinogens in the long-term working environment. By designing a safe detection gas lighting mask, the lighting equipment and the mask are combined and detachable. An alarm occurs, and the mask can resist the poison gas in a short time. This also applies to maintenance lighting, outdoor adventure and other activities.
The copyright of this work belongs to 牛奶很好喝. No use is allowed without explicit permission from owner.
New user?Create an account
Log In Reset your password.
Account existed？Log In
Read and agree to the User Agreement Terms of Use.
Please enter your email to reset your password
The era of lighting with mouth, ha ha
This concept is very good ah
GOOD JOB
Very powerful appearance
I think it's okay
Gas mask
Real cow