Hari ubwoko bwinshi bw’ibikoresho vyo gupfuka ubwoko bwinshi, akenshi bikoreshwa ni nk’uko biri musi:
Gupfukama:
CP: ivyuma, vyumye ningoga ; Ibisabwa vyo gutera, uruhande rutegerezwa kuba rufise uburemere bukeyi, ubundi rworoshe kugwa;
DY: ivyuma, ivyuma, vyumyebuhoro buhorokuruta CP; Gusaba aluminium, umuringa, umuringa, aluminiumigihimba ,n’ibindi . And ishobora no gukoreshwa mu ma tiles, ibirahuri bikomeye, ikeneye kuvugwa idasanzwe,harihoivyo vyose bigaragara kandi vyerabirashobora gukoraIngaruka z'umuco n'iz'amazi{0}} Ahaninibivana nabimeze nezaugwegoy'imbere,nk'ivyumabiraryoshe kurutaivyuma,gukoreshaDYimpuzu.
Gupfukama:
PL: ku bijanye n’ibirahuri, ibirahuri vy’ubushuhe, ivyuma, amabuye y’agaciro, amabuye y’agaciro, birakeneye kuvurwa bidasanzwe,hariho kandiivyo vyose bigaragara n'umweru, bishobora gukora ingaruka z'umuco n'ivyuma vy'ibara ry'agahama{0}}Bishoboka ko bishobora kuba rcane yo guteka,ni vyokenshibiherekezan’amavuta yera, uguhuza ni ikintu gihambaye cane, amavuta yera ntakwiye kuba akomeye cane, canke yoroshe gusenya igishushanyo, I .tbwizakugutera ibipfunsi incuro zibiri.
