INTRODUCTION TO FUELS The various types of fuels lik e liquid, solid ad !aseous fuels are availa"le for #ri! i"oilers, fura$es ad other $o%"ustioequip%ets& The sele$tioof ri!ht typ e of fuel depeds ovarious fa$tors su$h as availa"ility, stora!e, hadli!, pollutioad laded $ost of fuel& The ko'led!e of the fuel properti es helps isele$ti! the ri!ht fuel for the ri! ht purpose ad e($iet use of th e fuel& PROPERTIES OF LIQUID FUELS: Fura$e oil ad LS)S 1.DensityThis is de#ed as the ratio of the %ass of the fuel to the volu%e of the fuel at a refere$e te%perature of *+C& Desity is %easured "y aistru%et $alled hydro%eter& The ko'led!e of desity is useful for quatity $al$ulatios ad assessi! i!itioquality& The uit of desity is k!-%.&