use of hydrogen at this temperature for 2 hours the reduced catalyst carrying honeycomb was contacted with 10 of water a 1 of hydrogen b and nitrogen as a balanced gas by passage of them for 1 hour while increasing the temperature from the starting temperature of 80 u00b0 c to 400 u00b0 c and then dried for 1 hour to obtain the desired prox catalyst with the use of the obtained catalyst the prox reaction was conducted at temperatures lower than 300 u00b0 c as listed in table 3 the results are presented in table 3 below the prox reaction was conducted using a catalyst prepared by following the procedure of example 1 but replacing component a with 10 of hydrogen peroxide h 2 o 2 and replacing component b with 1 of methane ch 4 the prox reaction was conducted using a catalyst prepared by following the procedure of example 1 but replacing component a with 10 of ethanol c 2 h 5 oh and replacing component b with 1 of propane c 3 h 8 the prox reaction was conducted using a catalyst prepared by following the procedure of example 1 but replacing component a with 10 of ammonium hydroxide nh 4 oh and replacing component b with 1 of butane c 4 h 10 the prox reaction was conducted using a catalyst prepared by following the procedure of example 1 but replacing component a with 10 of hydrochloric acid hcl and replacing component b with 1 of oxygen o 2 the prox reaction was conducted using a catalyst prepared by following the procedure of example 1 but using platinum c in.