ies el ▁to ▁hydro gen - cell ▁power ▁ ▁A ▁mic r ore actor ▁has ▁been ▁developed ▁to ▁convert ▁b iod ies el ▁into ▁hydro gen ▁steam ▁to ▁power ▁fuel ▁cells . ▁ ▁Ste am ▁reform ing , ▁also ▁known ▁as ▁foss il ▁fuel ▁reform ing ▁is ▁a ▁process ▁which ▁produces ▁hydro gen ▁gas ▁from ▁hydro car bon ▁fu els , ▁most ▁not ably ▁b iod ies el ▁due ▁to ▁its ▁efficiency . ▁A ▁** mic r ore actor ** , ▁or ▁reform er , ▁is ▁the ▁processing ▁device ▁in ▁which ▁water ▁v ap our ▁react s ▁with ▁the ▁liquid ▁fuel ▁under ▁high ▁temperature ▁and ▁pressure . ▁Under ▁temper atures ▁r anging ▁from ▁ 7 0 0 ▁– ▁ 1 1 0 0   ° C , ▁a ▁nick el - based ▁catal yst ▁enables ▁the ▁production ▁of ▁carbon ▁mon ox ide ▁and ▁hydro gen : ▁▁ ▁H ydro car bon ▁+ ▁H 2 O ▁ <0xE2> <0x87> <0x8C> ▁CO ▁+ ▁ 3 ▁H 2 ▁( High ly ▁end oth erm ic ) ▁ ▁Furthermore , ▁a ▁higher ▁yield ▁of ▁hydro gen ▁gas ▁can ▁be ▁har ness ed ▁by ▁further ▁ox id izing ▁carbon ▁mon ox ide ▁to ▁produce ▁more ▁hydro gen ▁and ▁carbon ▁dio x ide : ▁▁ ▁CO ▁+ ▁H 2 O ▁→ ▁CO 2 ▁+ ▁H 2 ▁( M ild ly ▁ex oth erm ic ) ▁ ▁H ydro gen ▁fuel ▁cells ▁background ▁information ▁ ▁F uel ▁cells ▁operate ▁similar ▁to ▁a ▁battery ▁in ▁that ▁electric ity ▁is ▁har ness