The hydrogen gas sensor market is estimated to be valued at US$607.052 million in 2018 and is estimated to grow at a CAGR of 4.13%, to reach US$773.724 million by 2024. Developing mindfulness about the hurtful effect of air contamination on human wellbeing is driving the interest for anti-pollution masks worldwide. As the predominance of sicknesses, such as asthma and cellular breakdown in the lungs is rising, individuals are getting more worried about their wellbeing and taking important measures to shield themselves from breathing in hurtful toxins, accordingly supporting the anti-pollution mask market development.