The coating helps prevent the steel floor of the pipe from coming into connection with the fluid or gas transported in the pipeline, So lessening the chance of corrosion and extending the lifetime of the pipeline. ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​... https://www.quora.com/profile/Jacques-Donaldson-2/advantages-and-disadvantages-of-glass-lined-reactor-Glass-lined-reactors-are-widely-used-in-chemical-and-pharmaceutical