- Testing the soil proved it was polluted by factories._ˈtes.tɪŋ ðə sɔɪl ˈpruːvd ɪt wəz ˌpəˈluː.tɪd baɪ ˈfæk.tər.iz. Têsting dâ sóil prúvd it uâz pâlútid bái féktâriz.Testes de solo provaram que foi poluído por fábricas.ˈtes.tɪŋ ðə sɔɪl ˈpruːvd ɪt wəz ˌpəˈluː.tɪd baɪ ˈfæk.tər.iz. Têsting dâ sóil prúvd it uâz pâlútid bái féktâriz.
Testing the soil proved it was polluted by factories.