According to EIA’s 2014 Manufacturing Energy Consumption Survey (MECS), the capability of the US manufacturing sector to switch the fuels it uses has declined in recent decades.
Namely, among the most commonly substitutable fuels used in US manufacturing, the amount that could be switched in less than 30 days dropped from 24% in 1994 to 10% in 2014. This leave manufacturers less able to respond to changes in regulations and market conditions.
In 2014, the main reason for not being able to switch...
https://safety4sea.com/eia-us-manufacturers-ability-to-switch-fuels-decline/