Hydrogen is much smaller than natural gas. This makes it harder to control (it slips through more cracks, burns easier), less efficient (need ~3x volume compared to natural gas for same output), and it burns hotter meaning your appliances may not be able to tolerate the increased heat.
thecoolerjordan t1_istanur wrote
Reply to Question: can hydrogen replace gas piped to homes for cooking and heating? by BW6611
Hydrogen is much smaller than natural gas. This makes it harder to control (it slips through more cracks, burns easier), less efficient (need ~3x volume compared to natural gas for same output), and it burns hotter meaning your appliances may not be able to tolerate the increased heat.