Weird anti-smog equipment

Editor's note: People living in China have marshaled their brainpower to invent various types of anti-smog equipment amid the country's lingering pollution. Let's take a look at these "inventions." Some of them are innovative, while others are just hilarious.

Are you sure that bottle will not scratch your face? 

This man believes that cigarette filter tips can help prevent him from inhaling PM2.5 particles. 

Many Chinese cities use "anti-smog cannons" like this one to alleviate air pollution. 

A high-tech nasal air purifying device. 

Is this a mask made of grapefruit peel? It must be the cheapest kind of anti-smog device. 

《Weird anti-smog equipment》永久阅读地址: http://91kudian.com/yingyu/19530/