Bitewe n'iterambere ryihuse mu myaka 40 ishize ivugurura no gufungura, ingabo z'Ubushinwa zarabohowe kandi ziteye ubwoba . kwivuguruza ku isoko ridahagije kuri exseupply .
Ibicuruzwa bya peteroli by'Ubushinwa n'ibicuruzwa by'inganda bya chimique byarashoboye kuzuza byimazeyo ibikenewe byo kurya no kuzamura . imiterere y'inganda n'iterambere ry'inganda zigomba kumenyekana no kuzamura ibintu byiza cyane ku bantu bishimira ubuzima bwiza .
Gutanga-kuruhande rwibikoresho mubitero no kwihuta .}