prevent cheating prevent child prevent child abuse prevent childhood prevent children prevent chronic prevent climate change prevent clogging prevent clotting prevent cognitive prevent cold prevent colds prevent collapse prevent collisions prevent colon prevent common prevent companies prevent competition prevent complications prevent conception prevent condensation prevent conflict prevent conflicts prevent conflicts of interest prevent confusion prevent constipation prevent contact prevent contamination prevent corrosion prevent corruption prevent costly prevent counterfeiting prevent cracking prevent crime prevent crimes prevent criminal prevent cross prevent cross-contamination prevent damage prevent dangerous prevent data prevent data loss prevent death prevent deaths prevent debris prevent deficiency prevent degradation prevent dehydration prevent delays prevent dementia prevent dental prevent depression prevent deterioration prevent development prevent diabetes prevent diarrhea prevent direct prevent dirt prevent disability prevent disaster prevent disasters prevent discoloration prevent discrimination prevent disease prevent diseases prevent disputes prevent distortion prevent domestic violence prevent double prevent drowning prevent drug prevent dry prevent drying prevent dust prevent early prevent electric shock prevent electrical shock prevent engine prevent entry prevent environmental prevent erosion prevent errors prevent escape prevent evaporation prevent even prevent evil prevent excess prevent excessive prevent exploitation prevent exposure prevent external prevent eye prevent failure prevent falling prevent falls prevent false prevent fat prevent fatigue prevent financial