vídeos de stock, filmes e b-roll de pirâmide empilhada de baterias usadas rolando lentamente para a direita - alcalino00:19
vídeos de stock, filmes e b-roll de agricultor que coleta amostras de solo para testes - alcalino00:12
vídeos de stock, filmes e b-roll de agricultores hidropônicos estão usando um medidor de ph de água em suas hortas orgânicas. - alcalino00:08
vídeos de stock, filmes e b-roll de universal indicator solution demonstration, showing colour changes. universal indicator turns red in acids, purple in alkalis, and green-yellow in neutral water - alcalino00:36
vídeos de stock, filmes e b-roll de universal indicator solution demonstration, showing colour changes. universal indicator turns red in acids, purple in alkalis, and green-yellow in neutral water - alcalino00:35
vídeos de stock, filmes e b-roll de agricultura acadêmico testes ph em solo para plantio - alcalino00:15
vídeos de stock, filmes e b-roll de agricultura acadêmico testes ph em solo para plantio - alcalino00:17
vídeos de stock, filmes e b-roll de agricultura acadêmico testes ph em solo para plantio - alcalino00:24
vídeos de stock, filmes e b-roll de carregamento de bateria de vazio para cheio de cores diferentes. - alcalino00:12
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:16
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:18
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:14
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:21
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:18
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:48
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:34
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:12
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:37
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:47
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:44
vídeos de stock, filmes e b-roll de battery charge indicator wood model. phone charge level. discharged and fully charged battery. battery charge from high to low. - alcalino00:15