The demand for plastic has led to a large increase in plastic waste. Converting that waste into hydrogen offers environmental benefits. To promote more sustainable practices, it is essential to use life cycle assessment (LCA) to evaluate the environmental impacts of hydrogen production and transportation. This study provides a comparative LCA of six different pathways for hydrogen production and transportation. Two main hydrog...

Chlorine is the most common disinfectant in drinking water worldwide, and the free residual chlorine concentration has been stipulated at least 0.1 mg/L according to Japanese drinking water standard to ensure disinfection efficacy during distribution. In addition, Japan is also applying approximately 0.4 mg/L chlorine at treatment plants to supply tasty drinkable water to residents. Although a concentration lower than 0.4 mg/L...