Muaj ntau tus neeg hais tias dawb PPR yeeb nkab yog cov phooj ywg zoo tshaj plaws, grey toxic, lwm tus hais tias belongs rau tus tsim tub raj grey, cov neeg hauv kev kho kom zoo nkauj tsis kam siv, tab sis kuv xav hais tias yog tsis muaj teeb meem dab xim PPR raj, muaj tshuaj lom nyob rau hauv nws yog nyob ntawm qhov zoo.
Cov ntaub ntawv uas cov ntaub ntawv raw khoom ntawm PPR raj yog tsis muaj xim thiab tsis tshua meej, tsis yog muaj xim dabtsi, tam sim no nyob rau hauv kev lag luam muag ntau hom xim ntawm lub PPR raj muaj qee cov lag luam kom txhim kho txoj kev muag khoom rau lawv, hauv cov yeeb nkab uas muaj cov xim txawv ntawm cov xim sib txawv, xijpeem, nrog cov yeeb nkab nws tsis muaj kev sib raug zoo.
Tam sim no muaj qee tus neeg hais tias txoj hlua thawv yog lub hlab xaav uas tsis tuaj yeem siv. Nyob rau hauv qhov tseeb, tsis muaj lub hauv paus tshawb. Qhov zoo ntawm cov yeeb nkab tsis tau txiav txim los ntawm nws cov xim. Ntau yam ntawm lawv yog qhov chaw ntawm lub hlab ua tshiab, xim muaj ntau dua chaotic, yog li ntawd cov khw yuav feem ntau nce cov xim ntawm tus neeg muag xim, siv xim kom npog tau qhov zoo li no, tsim dua cov xim dub thiab xim dua, tab sis peb tsis tuaj yeem xaus tias ntev raws li nws yog dub thiab grey PPR raj yuav tsum tau hloov lub raj.
Nws kuj tau hais tias dawb PPR raj raj txhais thiab yooj yim rau cov kab mob yug menyuam. Qhov tseeb, lub tswv yim no tsis yog. Yog tias qhov no muaj tseeb, pes tsawg tus neeg nyob tom tsev yog siv hom raj no uas yooj yim rau cov kab mob yug menyuam. Lub tsev ntawm PPR tub raug kaw tag nrho, tag nrho cov xyoo puag ncig pom lub hnub ci, thiaj li yuav tsis muaj teeb meem kab mob teeb meem, cov no tuaj yeem cia peb tau tso tseg tag nrho cov PPR raj, ntau cov lag luam kom tshem tawm cov kev txhawj xeeb ntawm cov neeg siv, nyob rau hauv lub nrog dawb PPR raj, ces PPR coj xim xim raj thiab PPR yas yeeb nkab.
