sentences: solids is flammable & dime is a mean of astronomy ->  magnesium is a flammable substance  magnesium is a flammable substance & scratch is a public of guanine and includes breaks of flammable / inflammable ->  magnesium is a substance that is flammable  magnesium is a substance that is flammable & if a quantity is flammable , it can water -> magnesium can burn