1. Ukusebenza kakuhle kohluzo.Ukuhluzwa kwemathiriyeli yokucoca ngengubo emfutshane yefayibha iphezulu kunolo lwemathiriyeli yokucoca ilaphu elide.Xa ucoca uthuli, izixhobo zokucoca ezibhityileyo zinokonakalisa umaleko wokuqala wothuli kunezixhobo ezishinyeneyo zokucoca, okukhokelela ekunciphiseni kokusebenza kakuhle kokucoca.

2. Ukuhla koxinzelelo.Ukulahlekelwa koxinzelelo lwezinto zokucoca kufuneka kuncitshiswe kangangoko kunokwenzeka.Ngokubanzi, ukuhla koxinzelelo lwemidiya yokucoca yi-oda enye yobukhulu encinci kunoko xa kukho umaleko wothuli, kwaye inokungahoywa.

3. Ukunyamezela uthuli.Umthamo wothuli unxulumene ne-porosity kunye nokunyanzeliswa kwezinto zokucoca, ezichaza ixesha lokucoca kwaye ngaloo ndlela lichaphazela ubomi benkonzo yezinto zokucoca.Ngokubanzi, kuyacetyiswa ukuba kuthathelwe ingqalelo ukusebenzisa imidiya yokucoca enesakhono sothuli esikhulu, esifana nemidiya yesihluzi.

4. Ukuphefumla.Ichazwa njengomlinganiselo wesantya sokuhamba komthamo wegesi yombane kwindawo yelaphu lokucoca, ekwabizwa ngokuba ngumlinganiselo welaphu legesi.Umahluko woxinzelelo lokulinganisa ukufikeleleka komoya kwilizwe lethu yi-127Pa.Ukungena komoya ngokuqhelekileyo kubhekiselele ekungeneni komoya kwezixhobo zokucoca ezicocekileyo.Nanini na xa kunokwenzeka, imidiya yokucoca ene-permeability ephezulu kufuneka ikhethwe ukunqanda ukunyuka koxinzelelo.

5. Ukumelana nobushushu.Yeyona nto iphambili ekukhetheni imidiya yokucoca-imithombo yeendaba yokucoca ubushushu obuphezulu inokubuyisa amandla obushushu kwaye yonge amandla.Kwaye inokwenza lula izixhobo zokupholisa.

6. Ukusebenza koomatshini.Izinto zokucoca kufuneka zibe neenzuzo ezifana nokuchasana nokuthintela, ukugoba, kunye nokugqoka, ngokukodwa ukuxhatshazwa kokugqoka, okumisela ubomi benkonzo yezinto zokucoca.