necessary for the protection necessary for the purpose necessary for the purposes necessary for the success necessary for the survival necessary for understanding necessary force necessary form necessary formalities necessary forms necessary foundation necessary function necessary functions necessary funding necessary funds necessary guidance necessary hardware necessary he necessary health necessary human necessary i necessary improvements necessary in a democratic necessary in all necessary in case of necessary in order necessary in order to achieve necessary in order to avoid necessary in order to ensure necessary in some cases necessary in the case necessary in this case necessary info necessary information necessary infrastructure necessary ingredient necessary ingredients necessary instructions necessary instrument necessary instruments necessary insurance necessary internal necessary investigations necessary investments necessary it necessary items necessary knowledge necessary language necessary laws necessary legal necessary legislation necessary licenses necessary maintenance necessary make necessary material necessary materials necessary measure necessary measures necessary medical necessary medical care necessary medical treatment necessary medications necessary minimum necessary modifications necessary money necessary new necessary nutrients necessary one necessary only necessary or appropriate necessary or desirable necessary or not necessary papers necessary paperwork necessary parameters necessary part necessary part of life necessary parts necessary people necessary permissions necessary permits necessary personnel necessary political necessary power necessary powers necessary precaution necessary precautions necessary precondition necessary preconditions necessary preparation necessary preparations necessary prerequisite necessary preventive necessary prior necessary procedure necessary procedures necessary process necessary product necessary products