Imbuto za puwavuro zagombye gusarurwa mu gihe zamaze gukura neza kandi zikomeye. Ubusanzwe zisarurwa mbere y’uko zitangira guhindura ibara (zitaraba umutuku cyangwa umuhondo) keretse mu gihe bashaka kuzikoresha gutyo ku zindi mpamvu. Ibiti bya puwavuro biroroha cyane ni yo mpamvu mu gusarura hakoreshwa icyuma. Bisaba gusarura witonze kugira ngo utangiza igiti. Akenshi puwavuro zisarurwa ibyumweru 6-8 kugeza ubwo zinaniwe kongera kwera.
Igihe cy’umwero
Puwavuro zisarurwa mu gihe cy’amazi 3-4 nyuma yo guterwa, bigakorwa bacisha intoki imbuto za puwavuro bahereye ku zo hasi zeze neza.
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