Page 41 - Curriculum Visions Dynamic Book

 Red phosphorus.
combustion: the special case of oxidisation of a substance where a considerable amount of heat and usually light are given out. Combustion is often referred to as “burning”.
incendiary: a substance designed to cause burning.
spontaneous combustion: the effect of a very reactive material beginning to oxidise very quickly and bursting into flame.
 These “strike anywhere” matches contain a mixture of tetraphosphorus trisulphide (P4S3) and potassium chlorate (KClO3). “Safety” matches use potassium chlorate in the head of the match and red phosphorus in the striker on the match-box side. The potassium chlorate provides the oxygen for the reaction.
 The wood provides the fuel for the match.
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