Don shigar da magudanar ruwa a yankunan da ke hana fashewa, Ana amfani da hawa sama da yawa, duk da cewa ƙa'idodin ba su hana ɓoyayyun shigarwa ba.
Ra'ayina ne cewa hanyoyin biyu suna da amfani. Duk da haka, an ba da fa'idodin samun dama ga dubawa da maye gurbin waya, hawa saman ƙasa tare da magudanar ruwa yana fitowa azaman zaɓi mafi dacewa. Babban ma'auni na wayoyi na lantarki a cikin tarurrukan tabbatar da fashewa suna buƙatar yin la'akari da kyau don hana lalacewa daga lambobi na waje a cikin abubuwan da aka ɗora sama., damuwa ba a cikin ɓoyayyun shigarwar. Bugu da kari, ya kamata magudanan ruwa su zauna a ci gaba da wayoyi, eschewing gidajen abinci, tare da duk wani haɗin gwiwa da aka tanadar a cikin akwatunan mahaɗar fashewa.