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2. nllniguieglfrrv  (Prcesriry the substratum)
                                  ieqrrnriifi r,illf,rir  1 hflunr:n:2rctaunlfi  an lduri  fl :vn'ru Bavilna

                   *rufiuaaiaqdr  rnnvrirfi ndu lriuucdrl?ilfrfl uiaq rrnv"{o urn nias oiliubitrfitu
                   urr n:fi or u ftdrirw  n n d ns  r 6 a oli  nr:evr6 a nlfirq rvnwiiole u"u fi ilu a  {fiuorr  u
                         auc
                   dso?nlurn:'rrl6tnril'lr  [uroilo{rilan sa;nrrriarnr:ucqualurdo  iaorln#tdlrin::
                   rilufiurfiadu"tuiuiuduu rJnnmnr#an uEalfiuniditl lriu.olsuurnr.udu
                    d.c)
                   rfrawoudrudofirannnao:s?rcR1:!firs  rlirnonirdrfiiluiaqrrnrlun{rutnrfue=duaqi
                   f,udnuosromsdrzarr-dq,rnrnar,darOuirnd.rernnr:ryncuhtr  rirrflulrjldn::rdul{
                   lud r  il ar fi'ulrihifi n.rrrrruo *ril ieq,*cuii osi'N r  dffif ;o ulahlii


                                  n. n:!o"lu (Paper)
                                         n:rorudldtrnvcsilrnsfN  fl:voluflta{  (filter pape| n:corudu
                   (blotter paper) trasn:votl*rf,ciia  (towet puper) a'nuilrrir  1 hharn:col"dtfltl"o.t

                   firdulsdfimnhin6aftra  1oo uja{r$uef ldfir#n nEouunfiria  u,asan:fiunndrr
                   dooJt*i'"nr.ll nr :roiq 16 uln u ar du n otr n :vol rff 2:fi gnp rC a rhhin nt a.r n drhil€ru
                   rfiulnli uo'nnrvlrhanrdr"trJ'lun:vo'ru fin:rlrufiar        'Lriinmoiratu:cri'Nnr:

                   iloaal fi nnrlnnlfuldnaaonr:ncaarft arrn:nhin.'u,#urir,r,6oldnaao nar fi
                   arrrrfl un:o rfluo'll  1pn1  a{xr'r hl 6.0- ?-E n*oludlf,,nrvnu :rfiuintn"lflufoldu

                   dfio.rr,#uf,ufinrisf,'r  nrafiulunilucadxdrCailarriudluuEadus:radlr   flu:vr-jrrnr:

                   rfi u rrfiohirmrii oaro audu aildh ia ar:fiun  n il.rlu n:rclu fu iar fi nr:rJ:vfi  uq nr
                                           g
                   nr$ ar ntvorulo uft nrflr  dauil1{fr:i n nr nr:rl?cfi  ue;oer n nl:fifl ur:guun nz ar du
                     tJ     q           r        1    a     y          !              ct   J
                   nd'lilrTnv  tilntso1u n1n:c01uilcnTll.usnnl{  fl necgilu?lnn:v9lu rilunil
                                  nr:lfn:vorurfl  uiaqunvarrn:orirlfi nsi6nr:ci-Nto"{sia}Jd

                                         1, t*rtu6"run:colu  (top of paper, TP method)
                                         2. ryncruf; o:surirlfuu alfl :vo'lu (between  paper, BP method)
                                         B. trncrrfiolunrro.'rfiiiraurYuiu  ruiioun:vorndoudn loa

                                            murfiooiludoln:voru  (pleated paper, PP method)

                                  ?r.  yntu  (sand)

                                         ,mudldn" Graunr:{ anrfunr:firu'toathrauu  l,riavrdfl ou6a
                   unurfiu}J nr:ihurolituahqutinara{:vrrhr  o.ob uu. ft o.s uo. doar-:ndruuo

                   moldTngtf,nuunNiaudfizuror  arSnvunn  aglurhrdu eirr lunns'trinr:fi  urdarfi o
                   duriarJu ldfir#an uunfirii, ouriltn*nilo d.re"ltjdonlrn'rananuarrr6o  rnv
                   rn:rnirgzarndr  n:ran'r:finrlu1o.lu#urdannald5urirlurJtlrord,n-rau aqnrn

                   ?rarilflscnilr:nqofiorirln'  u6srnilr:orndautirsdr}Jfi.rnrdouncndrleinaaor?ar  rdc
                    v  1   a   r   r   d   i   q.o     ,              A   o  q  9a     J         t
                   B{lFil:AtA{?}ttv{fl{ilAtilOtiltnOnl:O'lUtytolfl-Ifi  tfloYtltiltnaflR"l?vytt}tn']c6lilnafl]:



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