ScentSnail / harmful gas measuring device

Smell disorders may consume food without knowing that it has gone bad, or cannot detect the smell of gas leakage or fire.
As the ear has a hearing aid, your nose can get help with ScentSnail. ScentSnail measures the concentration level of harmful gases such as sulfur oxides real-time. When they reach a dangerous level, your cell phone will display the information. The spiral shape enables better detection. It is made of flexible material for easy insertion and washing. It is small and invisible to other people. It is useful also for people with respiratory disorder in avoiding excessive air pollution.