Jorkest said:you can convert sodium bicarbonate into sodium carbonate by putting it in the oven for an hour at 400degrees F
Yes in America it's said Aluminum or simply Al.geeg30 said:Or put it in a pot on an oven ring (high heat) for 5 -10 mins for the same effect. Just make sure the pot ain't aluminium (aluminum in American english????). Weigh at the beginning and end, should be 37% lighter.