▁temperature . ▁ ▁Prote ction ▁and ▁prevent ion ▁ ▁Wild fire ▁prevent ion ▁programs ▁around ▁the ▁world ▁may ▁employ ▁techniques ▁such ▁as ▁wild land ▁fire ▁use ▁and ▁pres cribed ▁or ▁controlled ▁burn s . ▁Wild land ▁fire ▁use ▁refers ▁to ▁any ▁fire ▁of ▁natural ▁causes ▁that ▁is ▁monitor ed ▁but ▁allowed ▁to ▁burn . ▁Control led ▁burn s ▁are ▁fires ▁ign ited ▁by ▁government ▁ag encies ▁under ▁less ▁dangerous ▁weather ▁conditions . ▁ ▁Fire ▁fighting ▁services ▁are ▁provided ▁in ▁most ▁developed ▁areas ▁to ▁ex ting u ish ▁or ▁contain ▁un control led ▁fires . ▁Tra ined ▁fire fig h ters ▁use ▁fire ▁appar atus , ▁water ▁supply ▁resources ▁such ▁as ▁water ▁main s ▁and ▁fire ▁hyd r ants ▁or ▁they ▁might ▁use ▁A ▁and ▁B ▁class ▁fo am ▁depending ▁on ▁what ▁is ▁feed ing ▁the ▁fire . ▁ ▁Fire ▁prevent ion ▁is ▁intended ▁to ▁reduce ▁sources ▁of ▁ign ition . ▁ ▁Fire ▁prevent ion ▁also ▁includes ▁education ▁to ▁teach ▁people ▁how ▁to ▁avoid ▁causing ▁fires . ▁Build ings , ▁especially ▁schools ▁and ▁tall ▁buildings , ▁often ▁conduct ▁fire ▁dr ills ▁to ▁inform ▁and ▁prepare ▁citizens ▁on ▁how ▁to ▁react ▁to ▁a ▁building ▁fire . ▁Pur pos ely ▁starting ▁destruct ive ▁fires ▁constit utes ▁ar son ▁and ▁is ▁a ▁crime ▁in ▁most ▁juris dict ions . ▁ ▁Model ▁building ▁codes ▁require ▁pass ive ▁fire ▁protection ▁and ▁active ▁fire ▁protection ▁systems ▁to ▁minim ize ▁damage ▁resulting ▁from ▁a ▁fire . ▁The ▁most ▁common ▁form ▁of ▁active ▁fire ▁protection ▁is ▁fire ▁spr ink lers . ▁To