your property may have fire and/or smoke damage. when cleaning up ash and burned debris, wet with a garden hose to minimize airborne dust particles and wear face masks and protective clothing . for safety reasons, properly discard food, water, and cleaning supplies that have been exposed to heat and soot...
used as the catalyst including those of magnesium, chromium(iii) and zinc, usually coated on carbon or alumina. it is dehydrogenated: a small amount of potassium oxide is mixed with the iron(lll) oxide (which keeps the catalyst in the iron(lll) state). the steam reduces 'coking' (the formation of soot...