Phase 4 :
Testandevaluateyourprototype . Ifitisasmalmodel , perhaps youcouldtestitinthekitchensink ? Biggermodelscouldbe testedinthebathorperhapsoutsideinapaddlingpool ? You mightneedhelpfrom asensibleadultinordertodothisbit . You ’ lalsoneedsomeplasticrubbishforyourmachinetocolect .
Thingstothinkabout
rHowdoesyourmachinecolect�oatingwaste ? Doesituseanet , asystem ofbuckets , avacuum , or somethingCOMPLETELYDIFFERENT ?
Phase 5
:
Doesyourprototype�oataboutcolectingplasticrubbish ? Ifthingshaven ’ tworkedasplanned , askyourself , isthisaproblem withthedesign , oraproblem withthemodel ? Ifitisthemodel , spendsometimemodifyingyourprototype . Ifitisthedesign , thenit ’ sbacktothedrawingboard ! rHowwilyouensurethatthesmalestparticles arecolected ?
rHowwilyoumakesurelivingthingsaren ’ t harmedbyyourdevice ?
rHowwilyourmachineorveselbepowered ?
Ifeverythingworks�ne , thencongratulations , you ’ ve DONEIT
! rWhatwilhappentotherubbishthatis colected ?
rThePaci�cOceancanbesubjecttoterible storms . Howwilyourdevicestanduptosome veryroughtreatment ?
rIfyourmachineisautomatic , howwilyou keeptrackofwhereitis , andhowwilother ocean-goingvesselsavoidhitingit ?
rWhenthejobisdone , andtheoceanisclearof �oatingplastic , whatwilhappentoyourmachine ? Canitberecycledorrepurposed ?
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