4. Amavuta ya aluminium Nkuko twese tubizi, ubushyuhe bwumuriro wa aluminiyumu ni ndende cyane. Uretse ibyo, amavuta ya aluminiyumu nayo afite imbaraga zo hejuru. Kubwibyo, niba gusudira lazeri bisabwa kuri aluminiyumu, birakenewe ingufu nyinshi. Kurugero, urukurikirane rusanzwe 1 kugeza 5 rushobora gusudirwa na la ...
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