Siyavuya ukukwazisa ilaphu lethu elikhethekileyo lokuprinta. Le nto yenziwe kusetyenziswa ilaphu lesikhumba sepetshi njengesiseko sayo kunye nonyango olunoburhalarhume kumaleko angaphandle. Unyango olunoburhalarhume bubuchwepheshe obukhethekileyo obulungelelanisa ubushushu bomzimba womntu onxibe impahla, bumgcina ekhululekile nokuba imozulu okanye ukufuma kunjani.
Ilaphu lethu leThermochromic (elinokumelana nobushushu) lenziwa ukuba lisebenze ngokusebenzisa intambo eqhekekayo ibe ziibhanti eziqinileyo xa ishushu, nto leyo edala izithuba kwilaphu ezibangela ukulahleka kobushushu. Kwelinye icala, xa ilaphu libanda, iifayibha ziyanda zinciphisa izithuba ukuze kuthintelwe ukulahleka kobushushu. Le nto inemibala eyahlukeneyo, kunye namaqondo obushushu okusebenza kangangokuba xa ubushushu bunyuka ngaphezu komlinganiselo othile, ipeyinti itshintsha umbala, nokuba kumbala omnye ukuya komnye okanye kumbala ongenambala (umhlophe okhanyayo). Le nkqubo iyakwazi ukutshintshwa, oko kuthetha ukuba xa ishushu okanye ibanda, ilaphu libuyela kumbala walo wokuqala.